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At American Express, we know that with the right backing, people and businesses have the power to progress in incredible ways. Whether we’re supporting our customers’ financial confidence to move ahead, taking commerce to new heights, or encouraging people to explore the world, our colleagues are constantly striving to uphold our powerful backing promise to our customers and each other every day. These beliefs have been our North Star for 170 years as our business transformed – from helping evacuate travelers during World Wars, to ensuring the safety of our customers’ funds during the Great Depression in the U.S., to creating the Shop Small® movement to help small businesses recover from the Financial Crisis, to providing aid to communities impacted by many natural disasters and so much more. For generations, the key to our success has been the determination and resilience of our American Express colleagues. Now, as a globally integrated payments company, we work together to provide customers with access to products, insights and world-class experiences that enrich lives and build business success. Join us and let’s lead the way together. Learn more about us at: https://www.americanexpress.com/careers https://www.americanexpress.com/ https://www.facebook.com/AmericanExpressUS https://www.instagram.com/americanexpress/ https://twitter.com/americanexpress https://www.youtube.com/user/AmericanExpress See our community guidelines at: https://www.americanexpress.com/en-us/company/community-guidelines/ If you have a customer service issue or question, please visit www.americanexpress.com/contactus

American Express A.I CyberSecurity Scoring

American Express

Company Details

Linkedin ID:

american-express

Employees number:

79,764

Number of followers:

2,809,257

NAICS:

52

Industry Type:

Financial Services

Homepage:

americanexpress.com

IP Addresses:

0

Company ID:

AME_2856520

Scan Status:

In-progress

AI scoreAmerican Express Risk Score (AI oriented)

Between 650 and 699

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American Express Financial Services
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American Express Financial Services
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American Express Company CyberSecurity News & History

Past Incidents
64
Attack Types
2
EntityTypeSeverityImpactSeenBlog DetailsIncident DetailsView
American Express CompanyBreach50212/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: On March 10, 2016, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on December 7, 2013, and compromised account information of some cardholders, including card numbers and names.

American Express CompanyBreach5027/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 25, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach wherein American Express Card information, including account numbers and names, was recovered during a law enforcement investigation. The specific date of the breach is not available, and no Social Security numbers were compromised.

American Express CompanyBreach50211/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on January 16, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach that occurred on November 1, 2012. The breach potentially involved unauthorized access to data files containing American Express Card account numbers, names, and other card information, but Social Security numbers were not impacted.

American Express CompanyBreach5021/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on January 7, 2014, that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data breach involving the recovery of American Express Card information. The breach included card account numbers and names but did not compromise Social Security numbers, and no specific number of individuals affected was provided.

American Express CompanyBreach5027/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 12, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach resulting in the recovery of American Express Card information, including account numbers, names, and expiration dates. Social Security numbers were not impacted, and there was no indication of unauthorized activity.

American Express CompanyBreach5023/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on March 1, 2013, that American Express experienced a data breach involving its Cardmembers' information being recovered during a law enforcement investigation. The breach reportedly included American Express Card account numbers and names, but did not compromise Social Security numbers.

American Express Travel Related Services Company, Inc.Breach50210/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on October 10, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach involving American Express Card information. The affected data included Card account numbers, names, and expiration dates, but Social Security numbers were not compromised; the specific number of individuals affected is unknown.

American Express CompanyBreach5024/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on April 9, 2013, which was reported on May 2, 2013. The breach involved the recovery of American Express Card information, including account numbers and names, but Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.Breach5026/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on June 2, 2014. The breach, reported on January 28, 2016, potentially compromised account information of an unknown number of Card Members. The compromised data included card numbers, names, and expiration dates. This incident highlights the vulnerability of financial information and the importance of robust cybersecurity measures to protect sensitive data.

American Express CompanyBreach5026/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on June 3, 2012. The breach involved unauthorized access to a merchant's website files which potentially exposed American Express Card account numbers, names, and other card information, affecting an unspecified number of individuals.

American Express Travel Related Services Company, Inc.Breach5023/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach on March 22, 2015, affecting American Express Travel Related Services Company, Inc. The breach involved unauthorized access to a third-party service provider's system, compromising Card Members' account information. The incident was reported on January 7, 2016, but the exact number of individuals affected was not disclosed.

American Express Travel Related Services Company, Inc.Breach5025/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on May 21, 2012. The breach potentially exposed American Express Card account numbers, names, and expiration dates, affecting an unknown number of individuals. However, Social Security numbers were not compromised.

American Express Travel Related Services Company, Inc.Breach50211/2011
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on November 6, 2012. The breach, which occurred on November 6, 2011, affected potentially compromised American Express Card account information. Card account numbers and card expiration dates were impacted, but Social Security numbers were not compromised. The specific number of affected individuals remains unknown.

American Express CompanyBreach5029/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: On September 23, 2013, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. (referred to as AXP). The incident involved the recovery of American Express Card account information, including card numbers and expiration dates; however, Social Security numbers were not affected. The breach date is not available.

American Express CompanyBreach5025/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on December 12, 2013, that American Express Travel Related Services Company, Inc. experienced a data breach on May 28, 2013, involving unauthorized access to a merchant's website files. The breach potentially exposed American Express Card account numbers and names, but Social Security numbers were not impacted.

American Express CompanyBreach5021/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach affecting American Express Travel Related Services Company, Inc. and/or its Affiliates on August 27, 2013. The breach occurred on January 17, 2012, involving unauthorized access to a merchant's website, potentially exposing American Express Card account numbers and other card information. The number of affected individuals is unknown.

American Express CompanyBreach5022/2011
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 21, 2015, that American Express Travel Related Services Company, Inc. experienced a data breach on February 15, 2011, involving unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other Card information. The breach did not impact Social Security numbers or show any unauthorized activity on the affected accounts.

American Express CompanyBreach5023/2011
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on March 13, 2011, which was reported on August 7, 2014. The breach involved unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other card information, but not Social Security numbers. The number of individuals affected is not specified.

American Express CompanyBreach5028/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 28, 2015. The breach involved a merchant theft that potentially exposed American Express Card account numbers, names, and Card information, but did not compromise Social Security numbers.

American Express Travel Related Services Company, Inc.Breach5023/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach concerning American Express Travel Related Services Company, Inc. on March 25, 2013. The recovered data included American Express Card information, although specific details regarding the number of affected individuals and the method of breach were not available.

American Express Travel Related Services Company, Inc.Breach5029/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on January 26, 2016. The breach occurred on September 23, 2015, affecting certain Card Members' account information, including account numbers and names. The specific number of individuals affected is unknown.

American Express CompanyBreach5027/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on July 3, 2013. The breach involved the recovery of American Express Card information, including account numbers, names, and Social Security numbers, although the breach date was not specified.

American Express CompanyBreach5028/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 27, 2014. The breach is related to the recovery of American Express Card information, but the exact method of the breach and the number of individuals affected is unknown.

American Express Travel Related Services Company, Inc.Breach50211/2010
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on December 12, 2012. The breach occurred on November 1, 2010, and resulted in unauthorized access to a merchant's website, potentially compromising American Express Card account numbers, names, and expiration dates, but not Social Security numbers. The number of affected individuals is unknown.

American Express Travel Related Services Company, Inc.Breach5021/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on January 20, 2015, with the breach reported on July 24, 2015. The breach involved unauthorized access to a merchant's data files, affecting cardholder information such as cancelled card numbers and names, but no Social Security numbers were impacted.

American Express CompanyBreach5024/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving the American Express Travel Related Services Company, Inc. on September 13, 2012. The breach occurred on April 2, 2012, involving unauthorized access to a merchant's data files, exposing American Express Card account numbers, names, and expiration dates, but not Social Security numbers. The number of individuals affected is unknown.

American Express Travel Related Services Company, IncBreach5026/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on October 1, 2014. The breach occurred on June 13, 2013, and involved unauthorized access to a merchant's website files, compromising American Express card account numbers, names, and other card information, but not Social Security numbers. The number of affected individuals is unknown.

American Express Travel Related Services Company, Inc.Breach5027/2020
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The data breach reported by the Massachusetts Office of Consumer Affairs and Business Regulation on July 7, 2020, involved American Express Travel Related Services Company, Inc. The breach affected 1 resident and included compromised electronic records such as credit and debit numbers. This incident highlights the vulnerability of financial information in electronic systems and the potential risks associated with data breaches.

American Express CompanyBreach50212/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: On September 8, 2015, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on December 30, 2014, and unauthorized access involved the card account number, name, and other card information of affected individuals. The specific number of individuals affected is unknown, but Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.Breach5021/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 4, 2013. The breach occurred on January 17, 2013, and potentially exposed American Express Card account numbers, names, and expiration dates; however, Social Security numbers were not impacted. The number of individuals affected is currently unknown.

American Express Travel Related Services Company, Inc.Breach5024/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 27, 2016. The breach occurred on April 23, 2015, due to unauthorized access to a third-party service provider, potentially compromising the account information of some Card Members, including names and card numbers.

American Express Travel Related Services Company, Inc.Breach5024/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 26, 2015. The breach occurred on April 12, 2014, due to unauthorized access to a merchant's website, potentially exposing Cardmembers' American Express Card account numbers, names, and other card information, while Social Security numbers were not affected.

American Express CompanyBreach5027/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 22, 2015. The breach involved unauthorized access to a payment processing system, leading to potential access of account information for some Card Members, including names and addresses, but not Social Security numbers.

American Express Travel Related Services Company, Inc.Breach5022/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 19, 2013. The breach occurred on February 1, 2013, and involved unauthorized access to data files that included Card account numbers and holder names, but Social Security numbers were not impacted.

American Express CompanyBreach5023/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on August 14, 2012. The breach occurred on March 2, 2012, due to unauthorized access to merchant data files potentially exposing American Express Card account numbers, names, and expiration dates, but not Social Security numbers.

American Express Travel Related Services Company, Inc.Breach60211/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates (AXP) on November 30, 2012. The recovered data reportedly included American Express Card account numbers, names, expiration dates, and Social Security numbers, but the exact number of individuals affected and the specific method of the breach are unknown.

American Express Travel Related Services Company, Inc.Breach60212/2013
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on December 29, 2013. The breach involved the recovery of American Express Card account information, specifically card numbers and names, but Social Security numbers were not impacted. The exact number of affected individuals is unknown.

American Express CompanyBreach6029/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on September 5, 2012. The affected data included American Express Card account numbers, names, and expiration dates, but the specific date of the breach is unknown.

American Express CompanyBreach6027/2011
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on December 19, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach on July 11, 2011. The incident involved unauthorized access to a merchant's website which potentially exposed American Express Card account numbers and names, although Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.Breach6028/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on November 20, 2012, that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data breach on August 3, 2012, involving unauthorized access to a merchant's website. The affected data files may have included American Express Card account numbers, names, and expiration dates, but Social Security numbers were not impacted.

American Express CompanyBreach6025/2008
Rankiteo Explanation :
Attack limited on finance or reputation

Description: In May 2008, American Express Travel Related Services Company, Inc. experienced a data breach due to unauthorized access to a merchant’s data files. The incident, reported by the California Office of the Attorney General on November 12, 2015, exposed American Express Card account numbers and related transaction details. While the breach did not compromise Social Security numbers, the exact number of affected individuals remains undisclosed. The unauthorized access suggests a failure in securing third-party merchant systems, potentially allowing attackers to harvest payment card information. Such breaches often lead to financial fraud risks for cardholders, including unauthorized transactions or identity theft attempts. The delayed disclosure (over seven years later) further highlights gaps in incident response and regulatory compliance. Although no direct evidence of misuse was reported, the exposure of card data alone poses significant reputational and operational risks for American Express, eroding customer trust and potentially incurring regulatory penalties.

American Express CompanyBreach60212/2011
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company Inc.** in February 2013, originating from an incident on **December 30, 2011**. The breach exposed **Cardmember account numbers, names, and expiration dates**, though **Social Security numbers remained uncompromised**. The exact number of impacted individuals was not disclosed, leaving the scale of exposure uncertain.The exposed data—primarily financial in nature—poses risks such as **fraudulent transactions, identity theft (limited to payment card details), and potential reputational harm** to both customers and the company. While no direct financial losses or systemic disruptions were reported, the breach underscores vulnerabilities in **payment card security protocols**, raising concerns over **customer trust erosion** and **regulatory scrutiny**. The absence of Social Security numbers mitigates severe identity theft risks, but the exposure of **payment card details** still aligns with financial-reputation threats typical of targeted cyber incidents in the financial sector.

American Express CompanyBreach6025/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company, Inc.** in May 2014. The incident involved the unauthorized exposure of **American Express Card account information**, specifically **card account numbers and expiration dates**. However, **Social Security numbers remained unaffected**, and the exact timeline of the breach, along with the number of impacted individuals, was not publicly disclosed. While the breach did not result in the compromise of highly sensitive personal identifiers (e.g., Social Security numbers), the exposure of **payment card details** poses risks such as **potential fraudulent transactions, phishing attempts, or identity theft targeting cardholders**. Financial institutions and affected customers would likely face **reputational concerns**, increased scrutiny over security protocols, and possible **financial losses** due to fraudulent activities linked to the exposed data. The breach underscores vulnerabilities in payment system protections, though the absence of broader personal data (e.g., SSNs) limits the severity compared to more extensive leaks.

American Express CompanyBreach6028/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: On August 24, 2012, American Express Travel Related Services Company, Inc. experienced a data breach due to unauthorized access to a merchant's website. The incident, reported by the California Office of the Attorney General on February 19, 2013, resulted in the compromise of American Express Card account numbers, cardholder names, and other payment-related details. However, Social Security numbers were not affected, and the exact number of impacted individuals remains undisclosed. The breach stemmed from a vulnerability in the merchant’s system, allowing attackers to exploit weaknesses and gain access to sensitive cardholder data. While the exposed information could potentially facilitate fraudulent transactions or identity theft, the absence of Social Security numbers or broader personal identifiers limited the severity of the long-term consequences. American Express likely initiated containment measures, including notifying affected customers and collaborating with law enforcement to mitigate risks. The incident underscores the persistent threats posed by cybercriminals targeting payment systems, emphasizing the need for robust security protocols across third-party vendors.

American Express Travel Related Services Company, IncBreach60211/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express** in January 2016, stemming from an incident in **November 2014**. The breach involved unauthorized access to a **third-party service provider’s system**, exposing sensitive customer data. Compromised information included **American Express Card account numbers, cardholder names, and other card-related details** of certain Card Members. While the exact scale of the breach was not specified, the exposure of financial data posed risks of fraud, identity theft, and reputational harm to affected customers. The incident highlighted vulnerabilities in third-party vendor security, raising concerns about supply chain risks in payment processing ecosystems. American Express likely faced regulatory scrutiny, potential financial liabilities, and erosion of customer trust due to the exposure of payment card information.

American Express CompanyBreach60212/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: In December 2014, the California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company, Inc.** The incident involved unauthorized access to a merchant’s data files, potentially exposing **American Express Card account numbers and associated card details**. While the breach compromised payment-related information, it did **not** include more sensitive data such as **Social Security numbers**. The exposure primarily impacted financial transaction data, raising concerns over potential fraudulent activity linked to the compromised card details. Although no evidence of misuse was immediately reported, the breach posed risks to cardholders, including unauthorized transactions or identity fraud attempts tied to the exposed payment information. The incident highlighted vulnerabilities in third-party merchant systems handling American Express card data, prompting notifications to affected individuals and regulatory scrutiny.

American Express CompanyBreach6024/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 1, 2014. The breach involved the recovery of American Express Card information, including account numbers and names, but not Social Security numbers. The specific number of individuals affected is unknown.

American Express CompanyBreach6029/2014
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on September 24, 2014. The breach exposed American Express Card information, but it was confirmed that Social Security numbers were not impacted. This incident highlights the vulnerability of financial information in cyber attacks, emphasizing the need for robust security measures to protect sensitive data.

American Express CompanyBreach6021/2015
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 15, 2015. Unauthorized access to a merchant's website files potentially affected American Express Card account numbers and other card information, but Social Security numbers were not impacted.

American Express CompanyBreach6022/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on February 2, 2012. The breach involved unauthorized access to data files, exposing Card account numbers, names, and expiration dates. Social Security numbers were not impacted. The number of individuals affected is unknown. This incident highlights the vulnerability of financial information and the importance of robust cybersecurity measures to protect sensitive data.

American Express CompanyBreach60212/2012
Rankiteo Explanation :
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on December 19, 2012, involving unauthorized access to a merchant's website. Approximately UNKN individuals were potentially affected, with the compromised data including American Express Card account numbers and names, but not Social Security numbers.

American Express CompanyBreach85411/2014
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach at American Express Company on November 2, 2014. The breach, reported on May 1, 2015, compromised customer account information, including names, card account numbers, and card expiration dates. Social Security numbers were not impacted.

American Express CompanyBreach8542/2013
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: On December 4, 2013, the California Office of the Attorney General reported a breach by American Express Travel Related Services Company, Inc and/or its Affiliates (AXP), which occurred on February 10, 2013. The breach involved unauthorized access to a merchant's data files, exposing American Express Card account numbers and other card information of customers, but not Social Security numbers. The number of individuals affected is currently unknown.

American Express Travel Related Services Company, Inc.Breach8545/2014
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: On September 25, 2015, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on May 19, 2014, and unauthorized access to customer data files was detected, potentially exposing American Express Card account numbers and other related information. No Social Security numbers were impacted, and no fraudulent activity has been detected on affected accounts.

American Express Travel Related Services Company, Inc.Breach85411/2014
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data security incident involving American Express Travel Related Services Company, Inc and/or its Affiliates. The incident involved the potential illegal acquisition of personal and account information of Card Members. The report was issued on November 7, 2014, but specifics regarding the exact number of affected individuals and the breach date are unknown.

American Express National BankBreach8542/2025
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: American Express National Bank experienced a data breach on **February 19, 2025**, resulting in the **inadvertent exposure of personal information** to an unauthorized third party. While the exact nature of the compromised data remains undisclosed, the incident suggests a failure in security protocols that allowed sensitive customer or employee information to be accessed without authorization. Such breaches typically raise concerns over **identity theft, financial fraud, or reputational damage**, depending on the scope of the exposed data. The lack of clarity on the specific types of information leaked (e.g., financial records, personally identifiable information, or internal documents) complicates risk assessment, but the breach inherently signals **operational vulnerabilities** within the bank’s cybersecurity framework. Customers may face heightened scrutiny over potential misuse of their data, while the bank could encounter **regulatory penalties, loss of trust, and financial liabilities** tied to remediation efforts. The incident underscores the critical need for robust data protection measures, particularly in financial institutions handling high volumes of sensitive transactions.

American Express CompanyBreach8541/2013
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 23, 2013. The breach occurred on January 15, 2013, and involved unauthorized access to a payment processing service, potentially exposing account information of some Cardmembers including names, card numbers, expiration dates, and security codes, although Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.Breach8542/2016
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on February 23, 2016. The breach involved illegally obtained personal and account information that may have included Card Members' account numbers and personal details; however, the exact information compromised is currently unknown.

American Express CompanyBreach8542/2015
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 27, 2015. The breach occurred on February 1, 2015, involving unauthorized access to a payment processing system, potentially affecting account information of Cardmembers, including names and Card account numbers.

American Express Travel Related Services Company, Inc.Breach8547/2013
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 6, 2014. The breach occurred on July 6, 2013 and involved unauthorized access to merchant data files, affecting customer American Express Card numbers and other card information, although Social Security numbers were not impacted.

American Express CompanyBreach85410/2014
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach by American Express Travel Related Services Company, Inc. on January 7, 2016. The breach occurred on October 18, 2014, involving unauthorized access to merchant data files that potentially included customer names, American Express Card account numbers, and expiration dates. The exact number of affected individuals and other specific details are unknown.

American ExpressBreach90401/2021
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: An unknown hacker leaked the personal data of about 10,000 American Express credit cardholders. The leaked data include account numbers, names, full addresses, phone numbers, date of birth, gender, and other personally identifiable information. Amex immediately took action and alerted the affected customers to be alerted for any fraudulent activities.

American ExpressBreach100403/2016
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: American Express is alerting customers to the possibility that a security compromise at a third-party service provider has exposed their payment card information. American Express claims that hackers may have taken data connected to cards that were issued in the past or are now in use. Account numbers, names, and expiration dates are among the pieces of information that were obtained by unauthorised individuals. The business clarifies that this event did not affect any systems owned or controlled by American Express, and that this alert is being sent merely as a precaution. American Express emphasised that the incident had no effect on its financial systems and that it continues to monitor fraudulent activity that could potentially harm cardholders in order to prevent exploitation.

American Express Travel Related Services CompanyCyber Attack8547/2022
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company on November 18, 2022. The breach occurred on July 26, 2022, when a third-party service provider was victimized by a cyber attack, potentially impacting customer information, though specific details about the compromised data are unknown.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 12/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: On March 10, 2016, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on December 7, 2013, and compromised account information of some cardholders, including card numbers and names.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 7/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 25, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach wherein American Express Card information, including account numbers and names, was recovered during a law enforcement investigation. The specific date of the breach is not available, and no Social Security numbers were compromised.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 11/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on January 16, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach that occurred on November 1, 2012. The breach potentially involved unauthorized access to data files containing American Express Card account numbers, names, and other card information, but Social Security numbers were not impacted.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 1/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on January 7, 2014, that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data breach involving the recovery of American Express Card information. The breach included card account numbers and names but did not compromise Social Security numbers, and no specific number of individuals affected was provided.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 7/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 12, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach resulting in the recovery of American Express Card information, including account numbers, names, and expiration dates. Social Security numbers were not impacted, and there was no indication of unauthorized activity.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 3/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on March 1, 2013, that American Express experienced a data breach involving its Cardmembers' information being recovered during a law enforcement investigation. The breach reportedly included American Express Card account numbers and names, but did not compromise Social Security numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 10/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on October 10, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach involving American Express Card information. The affected data included Card account numbers, names, and expiration dates, but Social Security numbers were not compromised; the specific number of individuals affected is unknown.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 4/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on April 9, 2013, which was reported on May 2, 2013. The breach involved the recovery of American Express Card information, including account numbers and names, but Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 6/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on June 2, 2014. The breach, reported on January 28, 2016, potentially compromised account information of an unknown number of Card Members. The compromised data included card numbers, names, and expiration dates. This incident highlights the vulnerability of financial information and the importance of robust cybersecurity measures to protect sensitive data.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 6/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on June 3, 2012. The breach involved unauthorized access to a merchant's website files which potentially exposed American Express Card account numbers, names, and other card information, affecting an unspecified number of individuals.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 3/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach on March 22, 2015, affecting American Express Travel Related Services Company, Inc. The breach involved unauthorized access to a third-party service provider's system, compromising Card Members' account information. The incident was reported on January 7, 2016, but the exact number of individuals affected was not disclosed.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 5/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on May 21, 2012. The breach potentially exposed American Express Card account numbers, names, and expiration dates, affecting an unknown number of individuals. However, Social Security numbers were not compromised.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 11/2011
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on November 6, 2012. The breach, which occurred on November 6, 2011, affected potentially compromised American Express Card account information. Card account numbers and card expiration dates were impacted, but Social Security numbers were not compromised. The specific number of affected individuals remains unknown.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 9/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: On September 23, 2013, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. (referred to as AXP). The incident involved the recovery of American Express Card account information, including card numbers and expiration dates; however, Social Security numbers were not affected. The breach date is not available.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 5/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on December 12, 2013, that American Express Travel Related Services Company, Inc. experienced a data breach on May 28, 2013, involving unauthorized access to a merchant's website files. The breach potentially exposed American Express Card account numbers and names, but Social Security numbers were not impacted.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 1/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach affecting American Express Travel Related Services Company, Inc. and/or its Affiliates on August 27, 2013. The breach occurred on January 17, 2012, involving unauthorized access to a merchant's website, potentially exposing American Express Card account numbers and other card information. The number of affected individuals is unknown.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 2/2011
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on July 21, 2015, that American Express Travel Related Services Company, Inc. experienced a data breach on February 15, 2011, involving unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other Card information. The breach did not impact Social Security numbers or show any unauthorized activity on the affected accounts.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 3/2011
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on March 13, 2011, which was reported on August 7, 2014. The breach involved unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other card information, but not Social Security numbers. The number of individuals affected is not specified.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 8/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 28, 2015. The breach involved a merchant theft that potentially exposed American Express Card account numbers, names, and Card information, but did not compromise Social Security numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 3/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach concerning American Express Travel Related Services Company, Inc. on March 25, 2013. The recovered data included American Express Card information, although specific details regarding the number of affected individuals and the method of breach were not available.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 9/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on January 26, 2016. The breach occurred on September 23, 2015, affecting certain Card Members' account information, including account numbers and names. The specific number of individuals affected is unknown.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 7/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on July 3, 2013. The breach involved the recovery of American Express Card information, including account numbers, names, and Social Security numbers, although the breach date was not specified.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 8/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 27, 2014. The breach is related to the recovery of American Express Card information, but the exact method of the breach and the number of individuals affected is unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 11/2010
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on December 12, 2012. The breach occurred on November 1, 2010, and resulted in unauthorized access to a merchant's website, potentially compromising American Express Card account numbers, names, and expiration dates, but not Social Security numbers. The number of affected individuals is unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 1/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on January 20, 2015, with the breach reported on July 24, 2015. The breach involved unauthorized access to a merchant's data files, affecting cardholder information such as cancelled card numbers and names, but no Social Security numbers were impacted.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 4/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving the American Express Travel Related Services Company, Inc. on September 13, 2012. The breach occurred on April 2, 2012, involving unauthorized access to a merchant's data files, exposing American Express Card account numbers, names, and expiration dates, but not Social Security numbers. The number of individuals affected is unknown.

American Express Travel Related Services Company, Inc
Breach
Severity: 50
Impact: 2
Seen: 6/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on October 1, 2014. The breach occurred on June 13, 2013, and involved unauthorized access to a merchant's website files, compromising American Express card account numbers, names, and other card information, but not Social Security numbers. The number of affected individuals is unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 7/2020
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The data breach reported by the Massachusetts Office of Consumer Affairs and Business Regulation on July 7, 2020, involved American Express Travel Related Services Company, Inc. The breach affected 1 resident and included compromised electronic records such as credit and debit numbers. This incident highlights the vulnerability of financial information in electronic systems and the potential risks associated with data breaches.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 12/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: On September 8, 2015, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on December 30, 2014, and unauthorized access involved the card account number, name, and other card information of affected individuals. The specific number of individuals affected is unknown, but Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 1/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 4, 2013. The breach occurred on January 17, 2013, and potentially exposed American Express Card account numbers, names, and expiration dates; however, Social Security numbers were not impacted. The number of individuals affected is currently unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 4/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 27, 2016. The breach occurred on April 23, 2015, due to unauthorized access to a third-party service provider, potentially compromising the account information of some Card Members, including names and card numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 4/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 26, 2015. The breach occurred on April 12, 2014, due to unauthorized access to a merchant's website, potentially exposing Cardmembers' American Express Card account numbers, names, and other card information, while Social Security numbers were not affected.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 7/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 22, 2015. The breach involved unauthorized access to a payment processing system, leading to potential access of account information for some Card Members, including names and addresses, but not Social Security numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 50
Impact: 2
Seen: 2/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 19, 2013. The breach occurred on February 1, 2013, and involved unauthorized access to data files that included Card account numbers and holder names, but Social Security numbers were not impacted.

American Express Company
Breach
Severity: 50
Impact: 2
Seen: 3/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on August 14, 2012. The breach occurred on March 2, 2012, due to unauthorized access to merchant data files potentially exposing American Express Card account numbers, names, and expiration dates, but not Social Security numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 60
Impact: 2
Seen: 11/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates (AXP) on November 30, 2012. The recovered data reportedly included American Express Card account numbers, names, expiration dates, and Social Security numbers, but the exact number of individuals affected and the specific method of the breach are unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 60
Impact: 2
Seen: 12/2013
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on December 29, 2013. The breach involved the recovery of American Express Card account information, specifically card numbers and names, but Social Security numbers were not impacted. The exact number of affected individuals is unknown.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 9/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on September 5, 2012. The affected data included American Express Card account numbers, names, and expiration dates, but the specific date of the breach is unknown.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 7/2011
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on December 19, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach on July 11, 2011. The incident involved unauthorized access to a merchant's website which potentially exposed American Express Card account numbers and names, although Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.
Breach
Severity: 60
Impact: 2
Seen: 8/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported on November 20, 2012, that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data breach on August 3, 2012, involving unauthorized access to a merchant's website. The affected data files may have included American Express Card account numbers, names, and expiration dates, but Social Security numbers were not impacted.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 5/2008
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: In May 2008, American Express Travel Related Services Company, Inc. experienced a data breach due to unauthorized access to a merchant’s data files. The incident, reported by the California Office of the Attorney General on November 12, 2015, exposed American Express Card account numbers and related transaction details. While the breach did not compromise Social Security numbers, the exact number of affected individuals remains undisclosed. The unauthorized access suggests a failure in securing third-party merchant systems, potentially allowing attackers to harvest payment card information. Such breaches often lead to financial fraud risks for cardholders, including unauthorized transactions or identity theft attempts. The delayed disclosure (over seven years later) further highlights gaps in incident response and regulatory compliance. Although no direct evidence of misuse was reported, the exposure of card data alone poses significant reputational and operational risks for American Express, eroding customer trust and potentially incurring regulatory penalties.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 12/2011
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company Inc.** in February 2013, originating from an incident on **December 30, 2011**. The breach exposed **Cardmember account numbers, names, and expiration dates**, though **Social Security numbers remained uncompromised**. The exact number of impacted individuals was not disclosed, leaving the scale of exposure uncertain.The exposed data—primarily financial in nature—poses risks such as **fraudulent transactions, identity theft (limited to payment card details), and potential reputational harm** to both customers and the company. While no direct financial losses or systemic disruptions were reported, the breach underscores vulnerabilities in **payment card security protocols**, raising concerns over **customer trust erosion** and **regulatory scrutiny**. The absence of Social Security numbers mitigates severe identity theft risks, but the exposure of **payment card details** still aligns with financial-reputation threats typical of targeted cyber incidents in the financial sector.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 5/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company, Inc.** in May 2014. The incident involved the unauthorized exposure of **American Express Card account information**, specifically **card account numbers and expiration dates**. However, **Social Security numbers remained unaffected**, and the exact timeline of the breach, along with the number of impacted individuals, was not publicly disclosed. While the breach did not result in the compromise of highly sensitive personal identifiers (e.g., Social Security numbers), the exposure of **payment card details** poses risks such as **potential fraudulent transactions, phishing attempts, or identity theft targeting cardholders**. Financial institutions and affected customers would likely face **reputational concerns**, increased scrutiny over security protocols, and possible **financial losses** due to fraudulent activities linked to the exposed data. The breach underscores vulnerabilities in payment system protections, though the absence of broader personal data (e.g., SSNs) limits the severity compared to more extensive leaks.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 8/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: On August 24, 2012, American Express Travel Related Services Company, Inc. experienced a data breach due to unauthorized access to a merchant's website. The incident, reported by the California Office of the Attorney General on February 19, 2013, resulted in the compromise of American Express Card account numbers, cardholder names, and other payment-related details. However, Social Security numbers were not affected, and the exact number of impacted individuals remains undisclosed. The breach stemmed from a vulnerability in the merchant’s system, allowing attackers to exploit weaknesses and gain access to sensitive cardholder data. While the exposed information could potentially facilitate fraudulent transactions or identity theft, the absence of Social Security numbers or broader personal identifiers limited the severity of the long-term consequences. American Express likely initiated containment measures, including notifying affected customers and collaborating with law enforcement to mitigate risks. The incident underscores the persistent threats posed by cybercriminals targeting payment systems, emphasizing the need for robust security protocols across third-party vendors.

American Express Travel Related Services Company, Inc
Breach
Severity: 60
Impact: 2
Seen: 11/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General disclosed a data breach affecting **American Express** in January 2016, stemming from an incident in **November 2014**. The breach involved unauthorized access to a **third-party service provider’s system**, exposing sensitive customer data. Compromised information included **American Express Card account numbers, cardholder names, and other card-related details** of certain Card Members. While the exact scale of the breach was not specified, the exposure of financial data posed risks of fraud, identity theft, and reputational harm to affected customers. The incident highlighted vulnerabilities in third-party vendor security, raising concerns about supply chain risks in payment processing ecosystems. American Express likely faced regulatory scrutiny, potential financial liabilities, and erosion of customer trust due to the exposure of payment card information.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 12/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: In December 2014, the California Office of the Attorney General disclosed a data breach affecting **American Express Travel Related Services Company, Inc.** The incident involved unauthorized access to a merchant’s data files, potentially exposing **American Express Card account numbers and associated card details**. While the breach compromised payment-related information, it did **not** include more sensitive data such as **Social Security numbers**. The exposure primarily impacted financial transaction data, raising concerns over potential fraudulent activity linked to the compromised card details. Although no evidence of misuse was immediately reported, the breach posed risks to cardholders, including unauthorized transactions or identity fraud attempts tied to the exposed payment information. The incident highlighted vulnerabilities in third-party merchant systems handling American Express card data, prompting notifications to affected individuals and regulatory scrutiny.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 4/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 1, 2014. The breach involved the recovery of American Express Card information, including account numbers and names, but not Social Security numbers. The specific number of individuals affected is unknown.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 9/2014
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on September 24, 2014. The breach exposed American Express Card information, but it was confirmed that Social Security numbers were not impacted. This incident highlights the vulnerability of financial information in cyber attacks, emphasizing the need for robust security measures to protect sensitive data.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 1/2015
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 15, 2015. Unauthorized access to a merchant's website files potentially affected American Express Card account numbers and other card information, but Social Security numbers were not impacted.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 2/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported a data breach at American Express Travel Related Services Company, Inc. on February 2, 2012. The breach involved unauthorized access to data files, exposing Card account numbers, names, and expiration dates. Social Security numbers were not impacted. The number of individuals affected is unknown. This incident highlights the vulnerability of financial information and the importance of robust cybersecurity measures to protect sensitive data.

American Express Company
Breach
Severity: 60
Impact: 2
Seen: 12/2012
Blog:
Rankiteo Explanation
Attack limited on finance or reputation

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on December 19, 2012, involving unauthorized access to a merchant's website. Approximately UNKN individuals were potentially affected, with the compromised data including American Express Card account numbers and names, but not Social Security numbers.

American Express Company
Breach
Severity: 85
Impact: 4
Seen: 11/2014
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach at American Express Company on November 2, 2014. The breach, reported on May 1, 2015, compromised customer account information, including names, card account numbers, and card expiration dates. Social Security numbers were not impacted.

American Express Company
Breach
Severity: 85
Impact: 4
Seen: 2/2013
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: On December 4, 2013, the California Office of the Attorney General reported a breach by American Express Travel Related Services Company, Inc and/or its Affiliates (AXP), which occurred on February 10, 2013. The breach involved unauthorized access to a merchant's data files, exposing American Express Card account numbers and other card information of customers, but not Social Security numbers. The number of individuals affected is currently unknown.

American Express Travel Related Services Company, Inc.
Breach
Severity: 85
Impact: 4
Seen: 5/2014
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: On September 25, 2015, the California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred on May 19, 2014, and unauthorized access to customer data files was detected, potentially exposing American Express Card account numbers and other related information. No Social Security numbers were impacted, and no fraudulent activity has been detected on affected accounts.

American Express Travel Related Services Company, Inc.
Breach
Severity: 85
Impact: 4
Seen: 11/2014
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data security incident involving American Express Travel Related Services Company, Inc and/or its Affiliates. The incident involved the potential illegal acquisition of personal and account information of Card Members. The report was issued on November 7, 2014, but specifics regarding the exact number of affected individuals and the breach date are unknown.

American Express National Bank
Breach
Severity: 85
Impact: 4
Seen: 2/2025
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: American Express National Bank experienced a data breach on **February 19, 2025**, resulting in the **inadvertent exposure of personal information** to an unauthorized third party. While the exact nature of the compromised data remains undisclosed, the incident suggests a failure in security protocols that allowed sensitive customer or employee information to be accessed without authorization. Such breaches typically raise concerns over **identity theft, financial fraud, or reputational damage**, depending on the scope of the exposed data. The lack of clarity on the specific types of information leaked (e.g., financial records, personally identifiable information, or internal documents) complicates risk assessment, but the breach inherently signals **operational vulnerabilities** within the bank’s cybersecurity framework. Customers may face heightened scrutiny over potential misuse of their data, while the bank could encounter **regulatory penalties, loss of trust, and financial liabilities** tied to remediation efforts. The incident underscores the critical need for robust data protection measures, particularly in financial institutions handling high volumes of sensitive transactions.

American Express Company
Breach
Severity: 85
Impact: 4
Seen: 1/2013
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 23, 2013. The breach occurred on January 15, 2013, and involved unauthorized access to a payment processing service, potentially exposing account information of some Cardmembers including names, card numbers, expiration dates, and security codes, although Social Security numbers were not impacted.

American Express Travel Related Services Company, Inc.
Breach
Severity: 85
Impact: 4
Seen: 2/2016
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on February 23, 2016. The breach involved illegally obtained personal and account information that may have included Card Members' account numbers and personal details; however, the exact information compromised is currently unknown.

American Express Company
Breach
Severity: 85
Impact: 4
Seen: 2/2015
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 27, 2015. The breach occurred on February 1, 2015, involving unauthorized access to a payment processing system, potentially affecting account information of Cardmembers, including names and Card account numbers.

American Express Travel Related Services Company, Inc.
Breach
Severity: 85
Impact: 4
Seen: 7/2013
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 6, 2014. The breach occurred on July 6, 2013 and involved unauthorized access to merchant data files, affecting customer American Express Card numbers and other card information, although Social Security numbers were not impacted.

American Express Company
Breach
Severity: 85
Impact: 4
Seen: 10/2014
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach by American Express Travel Related Services Company, Inc. on January 7, 2016. The breach occurred on October 18, 2014, involving unauthorized access to merchant data files that potentially included customer names, American Express Card account numbers, and expiration dates. The exact number of affected individuals and other specific details are unknown.

American Express
Breach
Severity: 90
Impact: 4
Seen: 01/2021
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: An unknown hacker leaked the personal data of about 10,000 American Express credit cardholders. The leaked data include account numbers, names, full addresses, phone numbers, date of birth, gender, and other personally identifiable information. Amex immediately took action and alerted the affected customers to be alerted for any fraudulent activities.

American Express
Breach
Severity: 100
Impact: 4
Seen: 03/2016
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: American Express is alerting customers to the possibility that a security compromise at a third-party service provider has exposed their payment card information. American Express claims that hackers may have taken data connected to cards that were issued in the past or are now in use. Account numbers, names, and expiration dates are among the pieces of information that were obtained by unauthorised individuals. The business clarifies that this event did not affect any systems owned or controlled by American Express, and that this alert is being sent merely as a precaution. American Express emphasised that the incident had no effect on its financial systems and that it continues to monitor fraudulent activity that could potentially harm cardholders in order to prevent exploitation.

American Express Travel Related Services Company
Cyber Attack
Severity: 85
Impact: 4
Seen: 7/2022
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company on November 18, 2022. The breach occurred on July 26, 2022, when a third-party service provider was victimized by a cyber attack, potentially impacting customer information, though specific details about the compromised data are unknown.

Ailogo

American Express Company Scoring based on AI Models

Cyber Incidents Likelihood 3 - 6 - 9 months

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Incident Predictions locked
Access Monitoring Plan

A.I Risk Score Likelihood 3 - 6 - 9 months

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A.I. Risk Score Predictions locked
Access Monitoring Plan
statics

Underwriter Stats for American Express

Incidents vs Financial Services Industry Average (This Year)

American Express has 28.21% more incidents than the average of same-industry companies with at least one recorded incident.

Incidents vs All-Companies Average (This Year)

American Express has 56.25% more incidents than the average of all companies with at least one recorded incident.

Incident Types American Express vs Financial Services Industry Avg (This Year)

American Express reported 1 incidents this year: 0 cyber attacks, 0 ransomware, 0 vulnerabilities, 1 data breaches, compared to industry peers with at least 1 incident.

Incident History — American Express (X = Date, Y = Severity)

American Express cyber incidents detection timeline including parent company and subsidiaries

American Express Company Subsidiaries

SubsidiaryImage

At American Express, we know that with the right backing, people and businesses have the power to progress in incredible ways. Whether we’re supporting our customers’ financial confidence to move ahead, taking commerce to new heights, or encouraging people to explore the world, our colleagues are constantly striving to uphold our powerful backing promise to our customers and each other every day. These beliefs have been our North Star for 170 years as our business transformed – from helping evacuate travelers during World Wars, to ensuring the safety of our customers’ funds during the Great Depression in the U.S., to creating the Shop Small® movement to help small businesses recover from the Financial Crisis, to providing aid to communities impacted by many natural disasters and so much more. For generations, the key to our success has been the determination and resilience of our American Express colleagues. Now, as a globally integrated payments company, we work together to provide customers with access to products, insights and world-class experiences that enrich lives and build business success. Join us and let’s lead the way together. Learn more about us at: https://www.americanexpress.com/careers https://www.americanexpress.com/ https://www.facebook.com/AmericanExpressUS https://www.instagram.com/americanexpress/ https://twitter.com/americanexpress https://www.youtube.com/user/AmericanExpress See our community guidelines at: https://www.americanexpress.com/en-us/company/community-guidelines/ If you have a customer service issue or question, please visit www.americanexpress.com/contactus

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American Express CyberSecurity News

October 18, 2025 07:00 AM
Inside one man’s mission to reveal the truth about American Express

Smith complained internally and even reached out to Amex's individual lawyers on LinkedIn, desperate to draw their attention to what he...

October 15, 2025 07:00 AM
‘Sensitive personal information’: Leaked report reveals American Express security failures

The privacy watchdog wants American Express to overhaul its technology systems after a lengthy investigation found they were exposed to...

October 06, 2025 07:00 AM
Hackers steal sensitive Red Hat customer data after breaching GitLab repository

Walmart, American Express and HSBC are among the companies that have had sensitive data exposed.

October 03, 2025 07:00 AM
Red Hat GitLab Data Breach: The Crimson Collective's Attack

This breach exposed 570GB of data from 28000 repositories, affecting 800+ organizations. Crimson Collective leaked Customer Engagement...

September 15, 2025 07:00 AM
American Express Launches Blockchain “Travel Stamps” to Enrich Digital Journeys

American Express has taken a significant step into the blockchain space with the launch of its new digital “travel stamps” — a novel feature...

July 24, 2025 07:00 AM
American Express Company (AXP):”You Could Have Estimates Go Up And Up That You End Up With” Amex, Says Jim Cramer

American Express Company (NYSE:AXP) is a major travel and payments firm in America.

July 17, 2025 07:00 AM
American Express’s AI Strategy: Analysis of AI Dominance in Financial Services

American Express's AI strategy builds dominance by leveraging its closed-loop network to generate proprietary transaction intelligence at...

June 16, 2025 07:00 AM
HUB Cyber Security Appoints Former PayPal and American Express Executive Paul Parisi as its Global Chief Revenue Officer

TEL AVIV, Israel, June 16, 2025 (GLOBE NEWSWIRE) -- HUB Cyber Security Ltd. (Nasdaq: HUBC) (“HUB” or the “Company”), a global leader in zero-...

June 16, 2025 07:00 AM
Former PayPal, Amex Executive Who Doubled Canadian Revenue Takes Global CRO Role at HUB Security

PayPal Canada's former president brings 25-year track record of scaling institutional platforms to lead HUB's North American expansion.

faq

Frequently Asked Questions

Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.

American Express CyberSecurity History Information

Official Website of American Express

The official website of American Express is https://www.americanexpress.com/.

American Express’s AI-Generated Cybersecurity Score

According to Rankiteo, American Express’s AI-generated cybersecurity score is 675, reflecting their Weak security posture.

How many security badges does American Express’ have ?

According to Rankiteo, American Express currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.

Does American Express have SOC 2 Type 1 certification ?

According to Rankiteo, American Express is not certified under SOC 2 Type 1.

Does American Express have SOC 2 Type 2 certification ?

According to Rankiteo, American Express does not hold a SOC 2 Type 2 certification.

Does American Express comply with GDPR ?

According to Rankiteo, American Express is not listed as GDPR compliant.

Does American Express have PCI DSS certification ?

According to Rankiteo, American Express does not currently maintain PCI DSS compliance.

Does American Express comply with HIPAA ?

According to Rankiteo, American Express is not compliant with HIPAA regulations.

Does American Express have ISO 27001 certification ?

According to Rankiteo,American Express is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.

Industry Classification of American Express

American Express operates primarily in the Financial Services industry.

Number of Employees at American Express

American Express employs approximately 79,764 people worldwide.

Subsidiaries Owned by American Express

American Express presently has no subsidiaries across any sectors.

American Express’s LinkedIn Followers

American Express’s official LinkedIn profile has approximately 2,809,257 followers.

NAICS Classification of American Express

American Express is classified under the NAICS code 52, which corresponds to Finance and Insurance.

American Express’s Presence on Crunchbase

No, American Express does not have a profile on Crunchbase.

American Express’s Presence on LinkedIn

Yes, American Express maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/american-express.

Cybersecurity Incidents Involving American Express

As of November 27, 2025, Rankiteo reports that American Express has experienced 64 cybersecurity incidents.

Number of Peer and Competitor Companies

American Express has an estimated 29,513 peer or competitor companies worldwide.

What types of cybersecurity incidents have occurred at American Express ?

Incident Types: The types of cybersecurity incidents that have occurred include Breach and Cyber Attack.

How does American Express detect and respond to cybersecurity incidents ?

Detection and Response: The company detects and responds to cybersecurity incidents through an communication strategy with alerted affected customers to monitor for fraudulent activities, and communication strategy with alerting customers as a precaution, and enhanced monitoring with continuous monitoring for fraudulent activity, and and and law enforcement notified with yes (california office of the attorney general), and law enforcement notified with yes (california attorney general), and communication strategy with public disclosure via california office of the attorney general, and communication strategy with public disclosure via california office of the attorney general, and law enforcement notified with yes (california office of the attorney general), and communication strategy with notification letters sent to affected parties..

Incident Details

Can you provide details on each incident ?

Incident : Data Breach

Title: American Express Data Leak

Description: An unknown hacker leaked the personal data of about 10,000 American Express credit cardholders. The leaked data include account numbers, names, full addresses, phone numbers, date of birth, gender, and other personally identifiable information. Amex immediately took action and alerted the affected customers to be alerted for any fraudulent activities.

Type: Data Breach

Attack Vector: Unknown

Threat Actor: Unknown Hacker

Incident : Data Breach

Title: American Express Data Breach

Description: American Express is alerting customers to the possibility that a security compromise at a third-party service provider has exposed their payment card information.

Type: Data Breach

Attack Vector: Third-party service provider compromise

Threat Actor: Unauthorized individuals

Incident : Data Breach

Title: American Express Travel Related Services Company, Inc. Data Breach

Description: The Massachusetts Office of Consumer Affairs and Business Regulation reported a data breach on July 7, 2020, involving American Express Travel Related Services Company, Inc. The breach affected 1 resident and involved compromised electronic records including credit and debit numbers.

Date Publicly Disclosed: 2020-07-07

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on January 26, 2016. The breach occurred on September 23, 2015, affecting certain Card Members' account information, including account numbers and names. The specific number of individuals affected is unknown.

Date Detected: 2016-01-26

Date Publicly Disclosed: 2016-01-26

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach concerning American Express Travel Related Services Company, Inc. on March 25, 2013. The recovered data included American Express Card information, although specific details regarding the number of affected individuals and the method of breach were not available.

Date Publicly Disclosed: 2013-03-25

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to merchant data files that potentially included customer names, American Express Card account numbers, and expiration dates.

Date Detected: 2016-01-07

Date Publicly Disclosed: 2016-01-07

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to a payment processing service, potentially exposing account information of some Cardmembers including names, card numbers, expiration dates, and security codes.

Date Detected: 2013-01-15

Date Publicly Disclosed: 2013-08-23

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported on March 1, 2013, that American Express experienced a data breach involving its Cardmembers' information being recovered during a law enforcement investigation. The breach reportedly included American Express Card account numbers and names, but did not compromise Social Security numbers.

Date Detected: 2013-03-01

Date Publicly Disclosed: 2013-03-01

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to data files exposing Card account numbers, names, and expiration dates.

Date Detected: 2012-02-02

Date Publicly Disclosed: 2012-09-11

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported on July 12, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach resulting in the recovery of American Express Card information, including account numbers, names, and expiration dates. Social Security numbers were not impacted, and there was no indication of unauthorized activity.

Date Detected: 2012-07-12

Date Publicly Disclosed: 2012-07-12

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates (AXP) on November 30, 2012. The recovered data reportedly included American Express Card account numbers, names, expiration dates, and Social Security numbers, but the exact number of individuals affected and the specific method of the breach are unknown.

Date Detected: 2012-11-30

Date Publicly Disclosed: 2012-11-30

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported on January 16, 2014, that American Express Travel Related Services Company, Inc. experienced a data breach that occurred on November 1, 2012. The breach potentially involved unauthorized access to data files containing American Express Card account numbers, names, and other card information, but Social Security numbers were not impacted.

Date Detected: 2014-01-16

Date Publicly Disclosed: 2014-01-16

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on August 27, 2014. The breach is related to the recovery of American Express Card information, but the exact method of the breach and the number of individuals affected is unknown.

Date Detected: 2014-08-27

Date Publicly Disclosed: 2014-08-27

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on September 24, 2014. The notification letter indicated that the breach involved exposure of American Express Card information but confirmed that Social Security numbers were not impacted.

Date Detected: 2014-09-24

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to a payment processing system, potentially affecting account information of Cardmembers, including names and Card account numbers.

Date Detected: 2015-07-27

Date Publicly Disclosed: 2015-07-27

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other Card information.

Date Detected: 2011-02-15

Date Publicly Disclosed: 2015-07-21

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Security Incident

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data security incident involving the potential illegal acquisition of personal and account information of Card Members.

Date Publicly Disclosed: 2014-11-07

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 4, 2013. The breach occurred on January 17, 2013, and potentially exposed American Express Card account numbers, names, and expiration dates; however, Social Security numbers were not impacted. The number of individuals affected is currently unknown.

Date Detected: 2013-01-17

Date Publicly Disclosed: 2013-04-04

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to a merchant's data files, exposing American Express Card account numbers, names, and expiration dates.

Date Detected: 2012-04-02

Date Publicly Disclosed: 2012-09-13

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on June 2, 2014, which potentially compromised account information of an unknown number of Card Members. The breach was reported on January 28, 2016, and involved compromised card numbers, names, and expiration dates.

Date Detected: 2014-06-02

Date Publicly Disclosed: 2016-01-28

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to merchant data files affecting American Express Card numbers and other card information.

Date Detected: 2014-08-06

Date Publicly Disclosed: 2014-08-06

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on June 3, 2012. The breach involved unauthorized access to a merchant's website files which potentially exposed American Express Card account numbers, names, and other card information, affecting an unspecified number of individuals.

Date Detected: 2012-06-03

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company on November 18, 2022. The breach occurred on July 26, 2022, when a third-party service provider was victimized by a cyber attack, potentially impacting customer information, though specific details about the compromised data are unknown.

Date Detected: 2022-07-26

Date Publicly Disclosed: 2022-11-18

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to a payment processing system, potentially exposing account information for some Card Members, including names and addresses, but not Social Security numbers.

Date Publicly Disclosed: 2015-07-22

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website files potentially exposed American Express Card account numbers and names.

Date Detected: 2013-05-28

Date Publicly Disclosed: 2013-12-12

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on April 1, 2014. The breach involved the recovery of American Express Card information, including account numbers and names, but not Social Security numbers. The specific number of individuals affected is unknown.

Date Detected: 2014-04-01

Date Publicly Disclosed: 2014-04-01

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The incident involved the recovery of American Express Card account information, including card numbers and expiration dates; however, Social Security numbers were not affected.

Date Publicly Disclosed: 2013-09-23

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to a merchant's data files, affecting cardholder information such as cancelled card numbers and names, but no Social Security numbers were impacted.

Date Detected: 2015-01-20

Date Publicly Disclosed: 2015-07-24

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc on July 3, 2013. The breach involved the recovery of American Express Card information, including account numbers, names, and Social Security numbers, although the breach date was not specified.

Date Publicly Disclosed: 2013-07-03

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on April 9, 2013, which was reported on May 2, 2013. The breach involved the recovery of American Express Card information, including account numbers and names, but Social Security numbers were not impacted.

Date Detected: 2013-04-09

Date Publicly Disclosed: 2013-05-02

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported on January 7, 2014, that American Express Travel Related Services Company, Inc and/or its Affiliates experienced a data breach involving the recovery of American Express Card information. The breach included card account numbers and names but did not compromise Social Security numbers, and no specific number of individuals affected was provided.

Date Publicly Disclosed: 2014-01-07

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's data files, exposing American Express Card account numbers and other card information of customers.

Date Detected: 2013-12-04

Date Publicly Disclosed: 2013-12-04

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported on October 10, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach involving American Express Card information. The affected data included Card account numbers, names, and expiration dates, but Social Security numbers were not compromised; the specific number of individuals affected is unknown.

Date Publicly Disclosed: 2012-10-10

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: A data breach involving American Express Travel Related Services Company, Inc. compromised account information of some cardholders, including card numbers and names.

Date Detected: 2016-03-10

Date Publicly Disclosed: 2016-03-10

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to a merchant's website potentially exposed Cardmembers' American Express Card account numbers, names, and other card information.

Date Detected: 2014-04-12

Date Publicly Disclosed: 2015-08-26

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on November 6, 2012, affecting potentially compromised American Express Card account information. The breach occurred on November 6, 2011, and while card account numbers and card expiration dates were impacted, Social Security numbers were not compromised. The specific number of affected individuals remains unknown.

Date Detected: 2012-11-06

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to merchant data files potentially exposing American Express Card account numbers, names, and expiration dates, but not Social Security numbers.

Date Detected: 2012-08-14

Date Publicly Disclosed: 2012-08-14

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on March 22, 2015, which affected Card Members' account information. The breach was reported on January 7, 2016, and involved unauthorized access to a third-party service provider's system, but specifics about the number of individuals affected were not provided.

Date Detected: 2015-03-22

Date Publicly Disclosed: 2016-01-07

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on February 23, 2016. The breach involved illegally obtained personal and account information that may have included Card Members' account numbers and personal details; however, the exact information compromised is currently unknown.

Date Detected: 2016-02-23

Date Publicly Disclosed: 2016-02-23

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to data files that included Card account numbers and holder names, but Social Security numbers were not impacted.

Date Detected: 2013-02-01

Date Publicly Disclosed: 2013-07-19

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on December 29, 2013. The breach involved the recovery of American Express Card account information, specifically card numbers and names, but Social Security numbers were not impacted. The exact number of affected individuals is unknown.

Date Detected: 2013-12-29

Date Publicly Disclosed: 2013-12-29

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: A data breach involving American Express Travel Related Services Company, Inc. occurred on December 30, 2014, compromising card account numbers, names, and other card information of affected individuals.

Date Detected: 2014-12-30

Date Publicly Disclosed: 2015-09-08

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 27, 2016. The breach occurred on April 23, 2015, due to unauthorized access to a third-party service provider, potentially compromising the account information of some Card Members, including names and card numbers.

Date Detected: 2016-01-27

Date Publicly Disclosed: 2016-01-27

Type: Data Breach

Attack Vector: Unauthorized Access

Vulnerability Exploited: Third-party service provider

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: A data breach involving American Express Travel Related Services Company, Inc. was reported by the California Office of the Attorney General on August 28, 2015. The breach involved a merchant theft that potentially exposed American Express Card account numbers, names, and Card information, but did not compromise Social Security numbers.

Date Publicly Disclosed: 2015-08-28

Type: Data Breach

Attack Vector: Merchant Theft

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to a merchant's website files compromising American Express card account numbers, names, and other card information.

Date Detected: 2014-10-01

Date Publicly Disclosed: 2014-10-01

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website, potentially exposing American Express Card account numbers, names, and other card information, but not Social Security numbers.

Date Detected: 2011-03-13

Date Publicly Disclosed: 2014-08-07

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Data Breach

Description: Unauthorized access to a merchant's website compromised American Express Card account numbers and names.

Date Detected: 2012-12-19

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: Unauthorized access to a merchant's website files potentially affected American Express Card account numbers and other card information, but Social Security numbers were not impacted.

Date Detected: 2015-01-15

Date Publicly Disclosed: 2015-01-15

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website potentially exposed American Express Card account numbers and names.

Date Detected: 2011-07-11

Date Publicly Disclosed: 2014-12-19

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc and/or its Affiliates on September 5, 2012. The affected data included American Express Card account numbers, names, and expiration dates, but the specific date of the breach is unknown.

Date Publicly Disclosed: 2012-09-05

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website, potentially exposing American Express Card account numbers and other card information.

Date Detected: 2012-01-17

Date Publicly Disclosed: 2013-08-27

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Travel Related Services Company, Inc. experienced a data breach on May 21, 2012. The breach potentially exposed American Express Card account numbers, names, and expiration dates, affecting an unknown number of individuals. However, Social Security numbers were not compromised.

Date Detected: 2012-05-21

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to a merchant's website resulting in a data breach involving American Express Card account numbers, names, and expiration dates.

Date Detected: 2012-08-03

Date Publicly Disclosed: 2012-11-20

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express Data Breach

Description: Unauthorized access to customer data files was detected, potentially exposing American Express Card account numbers and other related information.

Date Detected: 2014-05-19

Date Publicly Disclosed: 2015-09-25

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: American Express Travel Related Services Company, Inc. experienced a data breach wherein American Express Card information, including account numbers and names, was recovered during a law enforcement investigation.

Date Publicly Disclosed: 2014-07-25

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach

Description: The California Office of the Attorney General reported that American Express Company experienced a data breach on November 2, 2014, affecting customer account information. The breach notification was reported on May 1, 2015, with compromised information potentially including customer names, card account numbers, and card expiration dates, while Social Security numbers were not impacted.

Date Detected: 2014-11-02

Date Publicly Disclosed: 2015-05-01

Type: Data Breach

Incident : Data Breach

Title: American Express Travel Related Services Company Data Breach

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on December 12, 2012. The breach occurred on November 1, 2010, and resulted in unauthorized access to a merchant's website, potentially compromising American Express Card account numbers, names, and expiration dates, but not Social Security numbers. The number of affected individuals is unknown.

Date Detected: 2012-12-12

Date Publicly Disclosed: 2012-12-12

Type: Data Breach

Attack Vector: Unauthorized Access

Incident : Data Breach

Title: American Express National Bank Data Breach - February 2025

Description: The American Express National Bank reported a data breach involving a security incident that occurred on February 19, 2025, which resulted in the inadvertent disclosure of personal information to an unauthorized third party. The specific types of information compromised are currently unknown.

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach (2014)

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on May 29, 2014. The breach potentially exposed American Express Card account information, including the card account number and expiration date, but Social Security numbers were not impacted. The specific date of the breach and the number of affected individuals are unknown.

Date Publicly Disclosed: 2014-05-29

Type: Data Breach

Incident : Data Breach

Title: American Express Data Breach (2011-2013)

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company Inc. on February 5, 2013. The breach occurred on December 30, 2011, potentially affecting Cardmember account numbers, names, and expiration dates, but not Social Security numbers. The number of affected individuals is unknown.

Date Detected: 2011-12-30

Date Publicly Disclosed: 2013-02-05

Type: Data Breach

Incident : data breach

Title: American Express Data Breach via Merchant Website (2012)

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. The breach occurred due to unauthorized access to a merchant's website, compromising American Express Card account numbers, names, and other card information (excluding Social Security numbers). The number of affected individuals remains unknown.

Date Detected: 2012-08-24

Date Publicly Disclosed: 2013-02-19

Type: data breach

Attack Vector: unauthorized access to third-party merchant website

Incident : Data Breach

Title: American Express Data Breach (2008)

Description: The California Office of the Attorney General reported a data breach by American Express Travel Related Services Company, Inc. on November 12, 2015. The breach occurred on May 5, 2008, due to unauthorized access to a merchant's data files, potentially exposing American Express Card account numbers and related information, while Social Security numbers were not impacted. The number of affected individuals is unknown.

Date Detected: 2008-05-05

Date Publicly Disclosed: 2015-11-12

Type: Data Breach

Attack Vector: Unauthorized access to merchant's data files

Incident : Data Breach

Title: American Express Data Breach via Third-Party Service Provider

Description: The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. and/or its Affiliates. The breach occurred due to unauthorized access to a third-party service provider's system, potentially compromising American Express Card account numbers, names, and card information of some Card Members.

Date Publicly Disclosed: 2016-01-26

Type: Data Breach

Attack Vector: Third-Party Compromise

Incident : Data Breach

Title: American Express Merchant Data Breach (2014)

Description: The California Office of the Attorney General reported a data breach incident involving American Express Travel Related Services Company, Inc and/or its Affiliates. Unauthorized access to a merchant's data files may have exposed American Express Card account numbers and Card information, but did not affect Social Security numbers.

Date Publicly Disclosed: 2014-12-19

Type: Data Breach

What are the most common types of attacks the company has faced ?

Common Attack Types: The most common types of attacks the company has faced is Breach.

How does the company identify the attack vectors used in incidents ?

Identification of Attack Vectors: The company identifies the attack vectors used in incidents through Third-party service provider's system.

Impact of the Incidents

What was the impact of each incident ?

Incident : Data Breach AME234915422

Data Compromised: Account numbers, Names, Full addresses, Phone numbers, Date of birth, Gender

Incident : Data Breach AME1751261023

Data Compromised: Account numbers, Names, Expiration dates

Payment Information Risk: True

Incident : Data Breach AME637071625

Data Compromised: Credit and debit numbers

Incident : Data Breach AME435072425

Data Compromised: Account numbers, Names

Incident : Data Breach AME734072525

Data Compromised: American express card information

Incident : Data Breach AME844072525

Data Compromised: Customer names, American express card account numbers, Expiration dates

Incident : Data Breach AME315072525

Data Compromised: Names, Card numbers, Expiration dates, Security codes

Payment Information Risk: True

Incident : Data Breach AME519072525

Data Compromised: American express card account numbers, Names

Incident : Data Breach AME336072625

Data Compromised: Card account numbers, Names, Expiration dates

Incident : Data Breach AME425072625

Data Compromised: Account numbers, Names, Expiration dates

Incident : Data Breach AME601072625

Data Compromised: American express card account numbers, Names, Expiration dates, Social security numbers

Incident : Data Breach AME832072625

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME908072625

Data Compromised: American express card information

Incident : Data Breach AME217072625

Data Compromised: American express card information

Incident : Data Breach AME317072625

Data Compromised: Names, Card account numbers

Systems Affected: Payment processing system

Incident : Data Breach AME446072625

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME602072625

Data Compromised: Personal information, Account information

Incident : Data Breach AME659072625

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME957072625

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME443072625

Data Compromised: Card numbers, Names, Expiration dates

Incident : Data Breach AME511072625

Data Compromised: American express card numbers, Other card information

Incident : Data Breach AME159072725

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME441072725

Data Compromised: Names, Addresses

Systems Affected: Payment Processing System

Incident : Data Breach AME506072725

Data Compromised: American express card account numbers, Names

Incident : Data Breach AME522072725

Data Compromised: Account numbers, Names

Incident : Data Breach AME617072725

Data Compromised: Card numbers, Expiration dates

Payment Information Risk: True

Incident : Data Breach AME949072725

Data Compromised: Cancelled card numbers, Names

Incident : Data Breach AME955072725

Data Compromised: Account numbers, Names, Social security numbers

Incident : Data Breach AME203072725

Data Compromised: American express card information, Account numbers, Names

Incident : Data Breach AME306072725

Data Compromised: Card account numbers, Names

Incident : Data Breach AME411072725

Data Compromised: American express card account numbers, Other card information

Incident : Data Breach AME505072725

Data Compromised: Card account numbers, Names, Expiration dates

Incident : Data Breach AME514072725

Data Compromised: Card numbers, Names

Incident : Data Breach AME223072725

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME401072725

Data Compromised: Card account numbers, Card expiration dates

Incident : Data Breach AME218072825

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME701072825

Data Compromised: Card Members' account information

Incident : Data Breach AME157072825

Data Compromised: Card members' account numbers, Personal details

Incident : Data Breach AME342072825

Data Compromised: Card account numbers, Holder names

Incident : Data Breach AME346072825

Data Compromised: Card numbers, Names

Incident : Data Breach AME513072825

Data Compromised: Card account number, Name, Other card information

Incident : Data Breach AME824072825

Data Compromised: Account information, Names, Card numbers

Incident : Data Breach AME120072925

Data Compromised: American express card account numbers, Names, Card information

Incident : Data Breach AME201072925

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME245072925

Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME527072925

Data Compromised: American express card account numbers, Names

Incident : Data Breach AME949080425

Data Compromised: American express card account numbers, Other card information

Payment Information Risk: True

Incident : Data Breach AME209080425

Data Compromised: American express card account numbers, Names

Incident : Data Breach AME518080425

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME706080425

Data Compromised: American express card account numbers, Other card information

Incident : Data Breach AME223080425

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME355080425

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME518080425

Data Compromised: American express card account numbers, Other related information

Incident : Data Breach AME528080425

Data Compromised: American express card information, Account numbers, Names

Incident : Data Breach AME232080525

Data Compromised: Customer names, Card account numbers, Card expiration dates

Incident : Data Breach AME413080525

Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME038090625

Data Compromised: Unknown (personal information)

Identity Theft Risk: Potential (due to personal information exposure)

Incident : Data Breach AME041090625

Data Compromised: Card account number, Expiration date

Identity Theft Risk: Low (no Social Security numbers impacted)

Payment Information Risk: High (card account details exposed)

Incident : Data Breach AME954091725

Data Compromised: Cardmember account numbers, Names, Expiration dates

Identity Theft Risk: Low (no Social Security numbers compromised)

Payment Information Risk: High (account numbers and expiration dates exposed)

Incident : data breach AME956091725

Data Compromised: Card account numbers, Cardholder names, Other card information (excluding ssns)

Systems Affected: merchant's website

Identity Theft Risk: potential (card information exposed)

Payment Information Risk: high (card account numbers compromised)

Incident : Data Breach AME1005091725

Data Compromised: American express card account numbers, Related information

Payment Information Risk: American Express Card account numbers

Incident : Data Breach AME001091825

Data Compromised: American express card account numbers, Names, Card information

Systems Affected: Third-party service provider's system

Identity Theft Risk: Potential

Payment Information Risk: High

Incident : Data Breach AME028091825

Data Compromised: American express card account numbers, Card information

Identity Theft Risk: Low (no Social Security numbers exposed)

Payment Information Risk: High (Card account numbers and information exposed)

What types of data are most commonly compromised in incidents ?

Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Personal Information, , Account Numbers, Names, Expiration Dates, , Credit And Debit Numbers, , Account Numbers, Names, , Payment Card Information, Customer Names, American Express Card Account Numbers, Expiration Dates, , Names, Card Numbers, Expiration Dates, Security Codes, , American Express Card Account Numbers, Names, , Card Account Numbers, Names, Expiration Dates, , Account Numbers, Names, Expiration Dates, , American Express Card Account Numbers, Names, Expiration Dates, Social Security Numbers, , American Express Card Account Numbers, Names, Other Card Information, , American Express Card Information, , American Express Card information, Names, Card Account Numbers, , American Express Card Account Numbers, Names, Other Card Information, , Personal Information, Account Information, , American Express Card Account Numbers, Names, Expiration Dates, , American Express Card Account Numbers, Names, Expiration Dates, , Card Numbers, Names, Expiration Dates, , American Express Card Numbers, Other Card Information, , American Express Card Account Numbers, Names, Other Card Information, , Names, Addresses, , American Express Card Account Numbers, Names, , Account Numbers, Names, , Card Numbers, Expiration Dates, , Cancelled Card Numbers, Names, , Account Numbers, Names, Social Security Numbers, , American Express Card Information, Account Numbers, Names, , Card Account Numbers, Names, , American Express Card Account Numbers, Other Card Information, , Card Account Numbers, Names, Expiration Dates, , Card Numbers, Names, , American Express Card Account Numbers, Names, Other Card Information, , Card Account Numbers, Card Expiration Dates, , American Express Card Account Numbers, Names, Expiration Dates, , Card Members' account information, Card Members' Account Numbers, Personal Details, , Card Account Numbers, Holder Names, , Card Numbers, Names, , Card Account Number, Name, Other Card Information, , Account Information, Names, Card Numbers, , American Express Card Account Numbers, Names, Card Information, , American Express Card Account Numbers, Names, Other Card Information, , American Express Card Account Numbers, Names, Other Card Information, , American Express Card Account Numbers, Names, , American Express Card Account Numbers, Other Card Information, , American Express Card Account Numbers, Names, , American Express Card Account Numbers, Names, Expiration Dates, , American Express Card Account Numbers, Other Card Information, , American Express Card Account Numbers, Names, Expiration Dates, , American Express Card Account Numbers, Names, Expiration Dates, , American Express Card Account Numbers, Other Related Information, , American Express Card Information, Account Numbers, Names, , Customer Names, Card Account Numbers, Card Expiration Dates, , American Express Card Account Numbers, Names, Expiration Dates, , Personal information (specific types unknown), Card Account Number, Expiration Date, , Cardmember Account Numbers, Names, Expiration Dates, , Payment Card Data, Personal Identifiers (Names), , American Express Card Account Numbers, Related Information, , Payment Card Data, Personally Identifiable Information (Pii), , Card Account Numbers, Card Information and .

Which entities were affected by each incident ?

Incident : Data Breach AME234915422

Entity Name: American Express

Entity Type: Financial Services

Industry: Credit Card Services

Customers Affected: 10,000

Incident : Data Breach AME1751261023

Entity Name: American Express

Entity Type: Credit Card Company

Industry: Financial Services

Incident : Data Breach AME637071625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Private Company

Industry: Financial Services

Customers Affected: 1

Incident : Data Breach AME435072425

Entity Name: American Express Travel Related Services Company, Inc

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME734072525

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME844072525

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME315072525

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME519072525

Entity Name: American Express

Entity Type: Financial Services

Industry: Financial Services

Incident : Data Breach AME336072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Customers Affected: UNKN

Incident : Data Breach AME425072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Financial Services

Industry: Financial Services

Incident : Data Breach AME601072625

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates (AXP)

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME832072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME908072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME217072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Location: California

Incident : Data Breach AME317072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME446072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME602072625

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Financial Services

Industry: Financial Services

Incident : Data Breach AME659072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME957072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME443072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Customers Affected: unknown number of Card Members

Incident : Data Breach AME511072625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME159072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME345072725

Entity Name: American Express Travel Related Services Company

Entity Type: Company

Industry: Travel Services

Incident : Data Breach AME441072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME506072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME522072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME617072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME949072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME955072725

Entity Name: American Express Travel Related Services Company, Inc

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME203072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME306072725

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME411072725

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates (AXP)

Entity Type: Financial Services

Industry: Financial Services

Incident : Data Breach AME505072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME514072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME223072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME401072725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME218072825

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME701072825

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME157072825

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME342072825

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME346072825

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME513072825

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME824072825

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME120072925

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME201072925

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME245072925

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME527072925

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Customers Affected: UNKN

Incident : Data Breach AME949080425

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME209080425

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME518080425

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME706080425

Entity Name: American Express Travel Related Services Company, Inc. and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME223080425

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Customers Affected: Unknown number of individuals

Incident : Data Breach AME355080425

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME518080425

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME528080425

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME232080525

Entity Name: American Express Company

Entity Type: Financial Services

Industry: Finance

Incident : Data Breach AME413080525

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Company

Industry: Financial Services

Incident : Data Breach AME038090625

Entity Name: American Express National Bank

Entity Type: Financial Institution

Industry: Banking/Financial Services

Location: United States

Incident : Data Breach AME041090625

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Corporation

Industry: Financial Services

Location: United States (California)

Incident : Data Breach AME954091725

Entity Name: American Express Travel Related Services Company Inc.

Entity Type: Corporation

Industry: Financial Services

Location: United States (California)

Customers Affected: Unknown

Incident : data breach AME956091725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: financial services

Industry: payments/credit cards

Location: United States (California breach report)

Customers Affected: unknown

Incident : data breach AME956091725

Entity Name: Unnamed merchant (third-party)

Entity Type: e-commerce/retail

Incident : Data Breach AME1005091725

Entity Name: American Express Travel Related Services Company, Inc.

Entity Type: Financial Services

Industry: Financial Services / Credit Cards

Location: United States (California)

Customers Affected: Unknown

Incident : Data Breach AME001091825

Entity Name: American Express Travel Related Services Company, Inc. and/or its Affiliates

Entity Type: Financial Services

Industry: Payments / Credit Cards

Location: United States (California reported)

Incident : Data Breach AME001091825

Entity Name: Unnamed Third-Party Service Provider

Entity Type: Service Provider

Incident : Data Breach AME028091825

Entity Name: American Express Travel Related Services Company, Inc and/or its Affiliates

Entity Type: Financial Services

Industry: Payments / Credit Cards

Location: United States (California)

Incident : Data Breach AME028091825

Entity Name: Unspecified Merchant (third-party)

Entity Type: Merchant

Response to the Incidents

What measures were taken in response to each incident ?

Incident : Data Breach AME234915422

Communication Strategy: Alerted affected customers to monitor for fraudulent activities

Incident : Data Breach AME1751261023

Communication Strategy: Alerting customers as a precaution

Enhanced Monitoring: Continuous monitoring for fraudulent activity

Incident : Data Breach AME519072525

Incident : Data Breach AME528080425

Incident : Data Breach AME954091725

Law Enforcement Notified: Yes (California Office of the Attorney General)

Incident : data breach AME956091725

Law Enforcement Notified: yes (California Attorney General)

Incident : Data Breach AME1005091725

Communication Strategy: Public disclosure via California Office of the Attorney General

Incident : Data Breach AME001091825

Communication Strategy: Public disclosure via California Office of the Attorney General

Incident : Data Breach AME028091825

Law Enforcement Notified: Yes (California Office of the Attorney General)

Communication Strategy: Notification letters sent to affected parties

Data Breach Information

What type of data was compromised in each breach ?

Incident : Data Breach AME234915422

Type of Data Compromised: Personal information

Number of Records Exposed: 10,000

Sensitivity of Data: High

Personally Identifiable Information: Account numbersNamesFull addressesPhone numbersDate of birthGender

Incident : Data Breach AME1751261023

Type of Data Compromised: Account numbers, Names, Expiration dates

Sensitivity of Data: High

Incident : Data Breach AME637071625

Type of Data Compromised: Credit and debit numbers

Number of Records Exposed: 1

Incident : Data Breach AME435072425

Type of Data Compromised: Account numbers, Names

Incident : Data Breach AME734072525

Type of Data Compromised: Payment Card Information

Incident : Data Breach AME844072525

Type of Data Compromised: Customer names, American express card account numbers, Expiration dates

Incident : Data Breach AME315072525

Type of Data Compromised: Names, Card numbers, Expiration dates, Security codes

Sensitivity of Data: High

Incident : Data Breach AME519072525

Type of Data Compromised: American express card account numbers, Names

Incident : Data Breach AME336072625

Type of Data Compromised: Card account numbers, Names, Expiration dates

Number of Records Exposed: UNKN

Incident : Data Breach AME425072625

Type of Data Compromised: Account numbers, Names, Expiration dates

Incident : Data Breach AME601072625

Type of Data Compromised: American express card account numbers, Names, Expiration dates, Social security numbers

Sensitivity of Data: High

Incident : Data Breach AME832072625

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME908072625

Type of Data Compromised: American express card information

Incident : Data Breach AME217072625

Type of Data Compromised: American Express Card information

Incident : Data Breach AME317072625

Type of Data Compromised: Names, Card account numbers

Incident : Data Breach AME446072625

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME602072625

Type of Data Compromised: Personal information, Account information

Incident : Data Breach AME659072625

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME957072625

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME443072625

Type of Data Compromised: Card numbers, Names, Expiration dates

Number of Records Exposed: unknown

Incident : Data Breach AME511072625

Type of Data Compromised: American express card numbers, Other card information

Incident : Data Breach AME159072725

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME441072725

Type of Data Compromised: Names, Addresses

Personally Identifiable Information: NamesAddresses

Incident : Data Breach AME506072725

Type of Data Compromised: American express card account numbers, Names

Incident : Data Breach AME522072725

Type of Data Compromised: Account numbers, Names

Incident : Data Breach AME617072725

Type of Data Compromised: Card numbers, Expiration dates

Sensitivity of Data: High

Incident : Data Breach AME949072725

Type of Data Compromised: Cancelled card numbers, Names

Incident : Data Breach AME955072725

Type of Data Compromised: Account numbers, Names, Social security numbers

Sensitivity of Data: High

Incident : Data Breach AME203072725

Type of Data Compromised: American express card information, Account numbers, Names

Incident : Data Breach AME306072725

Type of Data Compromised: Card account numbers, Names

Incident : Data Breach AME411072725

Type of Data Compromised: American express card account numbers, Other card information

Incident : Data Breach AME505072725

Type of Data Compromised: Card account numbers, Names, Expiration dates

Incident : Data Breach AME514072725

Type of Data Compromised: Card numbers, Names

Incident : Data Breach AME223072725

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME401072725

Type of Data Compromised: Card account numbers, Card expiration dates

Incident : Data Breach AME218072825

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME701072825

Type of Data Compromised: Card Members' account information

Incident : Data Breach AME157072825

Type of Data Compromised: Card members' account numbers, Personal details

Incident : Data Breach AME342072825

Type of Data Compromised: Card account numbers, Holder names

Incident : Data Breach AME346072825

Type of Data Compromised: Card numbers, Names

Incident : Data Breach AME513072825

Type of Data Compromised: Card account number, Name, Other card information

Incident : Data Breach AME824072825

Type of Data Compromised: Account information, Names, Card numbers

Incident : Data Breach AME120072925

Type of Data Compromised: American express card account numbers, Names, Card information

Incident : Data Breach AME201072925

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME245072925

Type of Data Compromised: American express card account numbers, Names, Other card information

Incident : Data Breach AME527072925

Type of Data Compromised: American express card account numbers, Names

Number of Records Exposed: UNKN

Incident : Data Breach AME949080425

Type of Data Compromised: American express card account numbers, Other card information

Incident : Data Breach AME209080425

Type of Data Compromised: American express card account numbers, Names

Incident : Data Breach AME518080425

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME706080425

Type of Data Compromised: American express card account numbers, Other card information

Incident : Data Breach AME223080425

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Number of Records Exposed: Unknown

Incident : Data Breach AME355080425

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME518080425

Type of Data Compromised: American express card account numbers, Other related information

Incident : Data Breach AME528080425

Type of Data Compromised: American express card information, Account numbers, Names

Personally Identifiable Information: names

Incident : Data Breach AME232080525

Type of Data Compromised: Customer names, Card account numbers, Card expiration dates

Incident : Data Breach AME413080525

Type of Data Compromised: American express card account numbers, Names, Expiration dates

Incident : Data Breach AME038090625

Type of Data Compromised: Personal information (specific types unknown)

Data Exfiltration: Yes (inadvertent disclosure to unauthorized third party)

Personally Identifiable Information: Yes (unspecified)

Incident : Data Breach AME041090625

Type of Data Compromised: Card account number, Expiration date

Sensitivity of Data: High (payment card details)

Personally Identifiable Information: No (Social Security numbers not impacted)

Incident : Data Breach AME954091725

Type of Data Compromised: Cardmember account numbers, Names, Expiration dates

Number of Records Exposed: Unknown

Sensitivity of Data: High (payment card details)

Personally Identifiable Information: names

Incident : data breach AME956091725

Type of Data Compromised: Payment card data, Personal identifiers (names)

Number of Records Exposed: unknown

Sensitivity of Data: high (payment card details)

Data Exfiltration: yes

Personally Identifiable Information: partial (names only, no SSNs)

Incident : Data Breach AME1005091725

Type of Data Compromised: American express card account numbers, Related information

Number of Records Exposed: Unknown

Sensitivity of Data: Moderate (payment card data, no SSNs)

Personally Identifiable Information: No (Social Security numbers not impacted)

Incident : Data Breach AME001091825

Type of Data Compromised: Payment card data, Personally identifiable information (pii)

Sensitivity of Data: High

Data Exfiltration: Potential

Personally Identifiable Information: NamesCard account numbers

Incident : Data Breach AME028091825

Type of Data Compromised: Card account numbers, Card information

Sensitivity of Data: High (payment card data)

Data Exfiltration: Likely (unauthorized access to merchant's data files)

Personally Identifiable Information: No (Social Security numbers not affected)

Regulatory Compliance

Were there any regulatory violations and fines imposed for each incident ?

Incident : Data Breach AME041090625

Regulatory Notifications: California Office of the Attorney General

Incident : Data Breach AME954091725

Regulatory Notifications: California Office of the Attorney General

Incident : data breach AME956091725

Regulatory Notifications: yes (California Attorney General)

Incident : Data Breach AME1005091725

Regulatory Notifications: California Office of the Attorney General

Incident : Data Breach AME001091825

Regulations Violated: Potential violation of California data breach notification laws (e.g., CCPA precursor),

Regulatory Notifications: California Office of the Attorney General

Incident : Data Breach AME028091825

Regulatory Notifications: California Office of the Attorney General

References

Where can I find more information about each incident ?

Incident : Data Breach AME637071625

Source: Massachusetts Office of Consumer Affairs and Business Regulation

Incident : Data Breach AME435072425

Source: California Office of the Attorney General

Date Accessed: 2016-01-26

Incident : Data Breach AME734072525

Source: California Office of the Attorney General

Incident : Data Breach AME844072525

Source: California Office of the Attorney General

Date Accessed: 2016-01-07

Incident : Data Breach AME315072525

Source: California Office of the Attorney General

Incident : Data Breach AME519072525

Source: California Office of the Attorney General

Date Accessed: 2013-03-01

Incident : Data Breach AME336072625

Source: California Office of the Attorney General

Date Accessed: 2012-09-11

Incident : Data Breach AME425072625

Source: California Office of the Attorney General

Date Accessed: 2012-07-12

Incident : Data Breach AME601072625

Source: California Office of the Attorney General

Date Accessed: 2012-11-30

Incident : Data Breach AME832072625

Source: California Office of the Attorney General

Date Accessed: 2014-01-16

Incident : Data Breach AME908072625

Source: California Office of the Attorney General

Date Accessed: 2014-08-27

Incident : Data Breach AME217072625

Source: California Office of the Attorney General

Incident : Data Breach AME317072625

Source: California Office of the Attorney General

Date Accessed: 2015-07-27

Incident : Data Breach AME446072625

Source: California Office of the Attorney General

Date Accessed: 2015-07-21

Incident : Data Breach AME602072625

Source: California Office of the Attorney General

Date Accessed: 2014-11-07

Incident : Data Breach AME659072625

Source: California Office of the Attorney General

Incident : Data Breach AME957072625

Source: California Office of the Attorney General

Incident : Data Breach AME443072625

Source: California Office of the Attorney General

Incident : Data Breach AME511072625

Source: California Office of the Attorney General

Date Accessed: 2014-08-06

Incident : Data Breach AME159072725

Source: California Office of the Attorney General

Incident : Data Breach AME345072725

Source: California Office of the Attorney General

Date Accessed: 2022-11-18

Incident : Data Breach AME441072725

Source: California Office of the Attorney General

Incident : Data Breach AME506072725

Source: California Office of the Attorney General

Date Accessed: 2013-12-12

Incident : Data Breach AME522072725

Source: California Office of the Attorney General

Date Accessed: 2014-04-01

Incident : Data Breach AME617072725

Source: California Office of the Attorney General

Date Accessed: 2013-09-23

Incident : Data Breach AME949072725

Source: California Office of the Attorney General

Incident : Data Breach AME955072725

Source: California Office of the Attorney General

Date Accessed: 2013-07-03

Incident : Data Breach AME203072725

Source: California Office of the Attorney General

Incident : Data Breach AME306072725

Source: California Office of the Attorney General

Date Accessed: 2014-01-07

Incident : Data Breach AME411072725

Source: California Office of the Attorney General

Date Accessed: 2013-12-04

Incident : Data Breach AME505072725

Source: California Office of the Attorney General

Date Accessed: 2012-10-10

Incident : Data Breach AME514072725

Source: California Office of the Attorney General

Date Accessed: 2016-03-10

Incident : Data Breach AME223072725

Source: California Office of the Attorney General

Incident : Data Breach AME401072725

Source: California Office of the Attorney General

Incident : Data Breach AME218072825

Source: California Office of the Attorney General

Date Accessed: 2012-08-14

Incident : Data Breach AME701072825

Source: California Office of the Attorney General

Incident : Data Breach AME157072825

Source: California Office of the Attorney General

Date Accessed: 2016-02-23

Incident : Data Breach AME342072825

Source: California Office of the Attorney General

Incident : Data Breach AME346072825

Source: California Office of the Attorney General

Date Accessed: 2013-12-29

Incident : Data Breach AME513072825

Source: California Office of the Attorney General

Date Accessed: 2015-09-08

Incident : Data Breach AME824072825

Source: California Office of the Attorney General

Date Accessed: 2016-01-27

Incident : Data Breach AME120072925

Source: California Office of the Attorney General

Date Accessed: 2015-08-28

Incident : Data Breach AME201072925

Source: California Office of the Attorney General

Date Accessed: 2014-10-01

Incident : Data Breach AME245072925

Source: California Office of the Attorney General

Incident : Data Breach AME527072925

Source: California Office of the Attorney General

Incident : Data Breach AME949080425

Source: California Office of the Attorney General

Date Accessed: 2015-01-15

Incident : Data Breach AME209080425

Source: California Office of the Attorney General

Date Accessed: 2014-12-19

Incident : Data Breach AME518080425

Source: California Office of the Attorney General

Incident : Data Breach AME706080425

Source: California Office of the Attorney General

Date Accessed: 2013-08-27

Incident : Data Breach AME223080425

Source: California Office of the Attorney General

Incident : Data Breach AME355080425

Source: California Office of the Attorney General

Date Accessed: 2012-11-20

Incident : Data Breach AME518080425

Source: California Office of the Attorney General

Date Accessed: 2015-09-25

Incident : Data Breach AME528080425

Source: California Office of the Attorney General

Date Accessed: 2014-07-25

Incident : Data Breach AME232080525

Source: California Office of the Attorney General

Incident : Data Breach AME413080525

Source: California Office of the Attorney General

Date Accessed: 2012-12-12

Incident : Data Breach AME041090625

Source: California Office of the Attorney General

Incident : Data Breach AME954091725

Source: California Office of the Attorney General

Date Accessed: 2013-02-05

Incident : data breach AME956091725

Source: California Office of the Attorney General

Date Accessed: 2013-02-19

Incident : Data Breach AME1005091725

Source: California Office of the Attorney General

Date Accessed: 2015-11-12

Incident : Data Breach AME001091825

Source: California Office of the Attorney General

Date Accessed: 2016-01-26

Incident : Data Breach AME028091825

Source: California Office of the Attorney General

Date Accessed: 2014-12-19

Where can stakeholders find additional resources on cybersecurity best practices ?

Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: Massachusetts Office of Consumer Affairs and Business Regulation, and Source: California Office of the Attorney GeneralDate Accessed: 2016-01-26, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2016-01-07, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-03-01, and Source: California Office of the Attorney GeneralDate Accessed: 2012-09-11, and Source: California Office of the Attorney GeneralDate Accessed: 2012-07-12, and Source: California Office of the Attorney GeneralDate Accessed: 2012-11-30, and Source: California Office of the Attorney GeneralDate Accessed: 2014-01-16, and Source: California Office of the Attorney GeneralDate Accessed: 2014-08-27, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2015-07-27, and Source: California Office of the Attorney GeneralDate Accessed: 2015-07-21, and Source: California Office of the Attorney GeneralDate Accessed: 2014-11-07, and Source: California Office of the Attorney General, and Source: California Office of the Attorney General, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2014-08-06, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2022-11-18, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-12-12, and Source: California Office of the Attorney GeneralDate Accessed: 2014-04-01, and Source: California Office of the Attorney GeneralDate Accessed: 2013-09-23, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-07-03, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2014-01-07, and Source: California Office of the Attorney GeneralDate Accessed: 2013-12-04, and Source: California Office of the Attorney GeneralDate Accessed: 2012-10-10, and Source: California Office of the Attorney GeneralDate Accessed: 2016-03-10, and Source: California Office of the Attorney General, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2012-08-14, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2016-02-23, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-12-29, and Source: California Office of the Attorney GeneralDate Accessed: 2015-09-08, and Source: California Office of the Attorney GeneralDate Accessed: 2016-01-27, and Source: California Office of the Attorney GeneralDate Accessed: 2015-08-28, and Source: California Office of the Attorney GeneralDate Accessed: 2014-10-01, and Source: California Office of the Attorney General, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2015-01-15, and Source: California Office of the Attorney GeneralDate Accessed: 2014-12-19, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-08-27, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2012-11-20, and Source: California Office of the Attorney GeneralDate Accessed: 2015-09-25, and Source: California Office of the Attorney GeneralDate Accessed: 2014-07-25, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2012-12-12, and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2013-02-05, and Source: California Office of the Attorney GeneralDate Accessed: 2013-02-19, and Source: California Office of the Attorney GeneralDate Accessed: 2015-11-12, and Source: California Office of the Attorney GeneralDate Accessed: 2016-01-26, and Source: California Office of the Attorney GeneralDate Accessed: 2014-12-19.

Investigation Status

What is the current status of the investigation for each incident ?

Incident : Data Breach AME038090625

Investigation Status: Ongoing (specific types of compromised information unknown)

How does the company communicate the status of incident investigations to stakeholders ?

Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through Alerted affected customers to monitor for fraudulent activities, Alerting customers as a precaution, Public disclosure via California Office of the Attorney General, Public disclosure via California Office of the Attorney General and Notification letters sent to affected parties.

Stakeholder and Customer Advisories

Were there any advisories issued to stakeholders or customers for each incident ?

Incident : Data Breach AME1751261023

Customer Advisories: Alerting customers as a precaution

Incident : Data Breach AME028091825

Customer Advisories: Notification letters sent to affected cardholders

What advisories does the company provide to stakeholders and customers following an incident ?

Advisories Provided: The company provides the following advisories to stakeholders and customers following an incident: were Alerting customers as a precaution and Notification letters sent to affected cardholders.

Initial Access Broker

How did the initial access broker gain entry for each incident ?

Incident : Data Breach AME001091825

Entry Point: Third-party service provider's system

High Value Targets: American Express Card Member Data,

Data Sold on Dark Web: American Express Card Member Data,

Incident : Data Breach AME028091825

High Value Targets: Merchant's data files containing card information

Data Sold on Dark Web: Merchant's data files containing card information

Post-Incident Analysis

What were the root causes and corrective actions taken for each incident ?

Incident : Data Breach AME1005091725

Root Causes: Unauthorized access to merchant's data files

Incident : Data Breach AME001091825

Root Causes: Third-Party Vendor Security Vulnerability,

What is the company's process for conducting post-incident analysis ?

Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Continuous monitoring for fraudulent activity.

Additional Questions

General Information

Who was the attacking group in the last incident ?

Last Attacking Group: The attacking group in the last incident were an Unknown Hacker and Unauthorized individuals.

Incident Details

What was the most recent incident detected ?

Most Recent Incident Detected: The most recent incident detected was on 2016-01-26.

What was the most recent incident publicly disclosed ?

Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2014-12-19.

Impact of the Incidents

What was the most significant data compromised in an incident ?

Most Significant Data Compromised: The most significant data compromised in an incident were Account numbers, Names, Full addresses, Phone numbers, Date of birth, Gender, , Account numbers, Names, Expiration dates, , credit and debit numbers, , account numbers, names, , American Express Card information, , Customer names, American Express Card account numbers, Expiration dates, , names, card numbers, expiration dates, security codes, , American Express Card account numbers, names, , Card account numbers, Names, Expiration dates, , account numbers, names, expiration dates, , American Express Card account numbers, names, expiration dates, Social Security numbers, , American Express Card account numbers, names, other card information, , American Express Card information, , American Express Card information, , Names, Card account numbers, , American Express Card account numbers, names, other Card information, , personal information, account information, , American Express Card account numbers, names, expiration dates, , American Express Card account numbers, names, expiration dates, , card numbers, names, expiration dates, , American Express Card numbers, Other card information, , American Express Card account numbers, names, other card information, , Names, Addresses, , American Express Card account numbers, Names, , Account numbers, Names, , card numbers, expiration dates, , Cancelled card numbers, Names, , account numbers, names, Social Security numbers, , American Express Card information, account numbers, names, , card account numbers, names, , American Express Card account numbers, Other card information, , Card account numbers, Names, Expiration dates, , card numbers, names, , American Express Card account numbers, names, other card information, , card account numbers, card expiration dates, , American Express Card account numbers, names, expiration dates, , Card Members' account information, Card Members' account numbers, personal details, , Card account numbers, Holder names, , card numbers, names, , card account number, name, other card information, , Account information, Names, Card numbers, , American Express Card account numbers, names, Card information, , American Express card account numbers, names, other card information, , American Express Card account numbers, names, other card information, , American Express Card account numbers, Names, , American Express Card account numbers, other card information, , American Express Card account numbers, Names, , American Express Card account numbers, names, expiration dates, , American Express Card account numbers, Other card information, , American Express Card account numbers, names, expiration dates, , American Express Card account numbers, names, expiration dates, , American Express Card account numbers, Other related information, , American Express Card information, account numbers, names, , customer names, card account numbers, card expiration dates, , American Express Card account numbers, names, expiration dates, , Unknown (personal information), Card account number, Expiration date, , Cardmember account numbers, names, expiration dates, , card account numbers, cardholder names, other card information (excluding SSNs), , American Express Card account numbers, related information, , American Express Card account numbers, Names, Card information, , American Express Card account numbers, Card information and .

What was the most significant system affected in an incident ?

Most Significant System Affected: The most significant system affected in an incident was Payment processing system and Payment Processing System and merchant's website and Third-party service provider's system.

Data Breach Information

What was the most sensitive data compromised in a breach ?

Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Account numbers, American Express Card account numbers, card account number, Expiration dates, Customer names, Gender, Card Members' account numbers, personal details, other card information (excluding SSNs), American Express Card numbers, Names, American Express Card information, Other card information, card numbers, expiration dates, Card account number, Date of birth, Full addresses, name, Account information, Cardmember account numbers, account numbers, Card Members' account information, Card numbers, Other related information, related information, names, American Express card account numbers, Addresses, other Card information, customer names, Social Security numbers, cardholder names, security codes, Phone numbers, other card information, card account numbers, personal information, Card account numbers, Cancelled card numbers, card expiration dates, Holder names, Unknown (personal information), Expiration date, Card information, credit and debit numbers and account information.

What was the number of records exposed in the most significant breach ?

Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 10.0K.

References

What is the most recent source of information about an incident ?

Most Recent Source: The most recent source of information about an incident are Massachusetts Office of Consumer Affairs and Business Regulation and California Office of the Attorney General.

Investigation Status

What is the current status of the most recent investigation ?

Current Status of Most Recent Investigation: The current status of the most recent investigation is Ongoing (specific types of compromised information unknown).

Stakeholder and Customer Advisories

What was the most recent customer advisory issued ?

Most Recent Customer Advisory: The most recent customer advisory issued were an Alerting customers as a precaution and Notification letters sent to affected cardholders.

Initial Access Broker

What was the most recent entry point used by an initial access broker ?

Most Recent Entry Point: The most recent entry point used by an initial access broker was an Third-party service provider's system.

Post-Incident Analysis

What was the most significant root cause identified in post-incident analysis ?

Most Significant Root Cause: The most significant root cause identified in post-incident analysis was Unauthorized access to merchant's data files, Third-party vendor security vulnerability.

cve

Latest Global CVEs (Not Company-Specific)

Description

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to versions 19.2.16, 20.3.14, and 21.0.1, there is a XSRF token leakage via protocol-relative URLs in angular HTTP clients. The vulnerability is a Credential Leak by App Logic that leads to the unauthorized disclosure of the Cross-Site Request Forgery (XSRF) token to an attacker-controlled domain. Angular's HttpClient has a built-in XSRF protection mechanism that works by checking if a request URL starts with a protocol (http:// or https://) to determine if it is cross-origin. If the URL starts with protocol-relative URL (//), it is incorrectly treated as a same-origin request, and the XSRF token is automatically added to the X-XSRF-TOKEN header. This issue has been patched in versions 19.2.16, 20.3.14, and 21.0.1. A workaround for this issue involves avoiding using protocol-relative URLs (URLs starting with //) in HttpClient requests. All backend communication URLs should be hardcoded as relative paths (starting with a single /) or fully qualified, trusted absolute URLs.

Risk Information
cvss4
Base: 7.7
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. An Uncontrolled Recursion vulnerability in node-forge versions 1.3.1 and below enables remote, unauthenticated attackers to craft deep ASN.1 structures that trigger unbounded recursive parsing. This leads to a Denial-of-Service (DoS) via stack exhaustion when parsing untrusted DER inputs. This issue has been patched in version 1.3.2.

Risk Information
cvss4
Base: 8.7
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. An Integer Overflow vulnerability in node-forge versions 1.3.1 and below enables remote, unauthenticated attackers to craft ASN.1 structures containing OIDs with oversized arcs. These arcs may be decoded as smaller, trusted OIDs due to 32-bit bitwise truncation, enabling the bypass of downstream OID-based security decisions. This issue has been patched in version 1.3.2.

Risk Information
cvss4
Base: 6.3
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community. Prior to versions 7.0.13 and 8.0.2, working with large buffers in Lua scripts can lead to a stack overflow. Users of Lua rules and output scripts may be affected when working with large buffers. This includes a rule passing a large buffer to a Lua script. This issue has been patched in versions 7.0.13 and 8.0.2. A workaround for this issue involves disabling Lua rules and output scripts, or making sure limits, such as stream.depth.reassembly and HTTP response body limits (response-body-limit), are set to less than half the stack size.

Risk Information
cvss3
Base: 7.5
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description

Suricata is a network IDS, IPS and NSM engine developed by the OISF (Open Information Security Foundation) and the Suricata community. In versions from 8.0.0 to before 8.0.2, a NULL dereference can occur when the entropy keyword is used in conjunction with base64_data. This issue has been patched in version 8.0.2. A workaround involves disabling rules that use entropy in conjunction with base64_data.

Risk Information
cvss3
Base: 7.5
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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