
Nielsen Company Cyber Security Posture
nlsn.coNielsen shapes the worldโs media and content as a global leader in audience insights, data and analytics. Through our understanding of people and their behaviors across all channels and platforms, we empower our clients with independent and actionable intelligence so they can connect and engage with their audiencesโnow and into the future. Nielsen operates around the world in more than 55 countries. Learn more at http://nlsn.co/6006JMfty and connect with us on social media (LinkedIn, Twitter, Facebook and Instagram).
Nielsen Company Details
nielsen
28798 employees
1250494.0
511
Software Development
nlsn.co
Scan still pending
NIE_9884959
In-progress

Between 900 and 1000
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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Nielsen Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 900 and 1000 |
Nielsen Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
Gracenote, a Nielsen Company | Breach | 50 | 2 | 5/2017 | GRA1049072725 | Link | |
Rankiteo Explanation : Attack limited on finance or reputationDescription: The California Office of the Attorney General reported a data breach involving Gracenote, a Nielsen Company, on June 15, 2017. The breach occurred on May 18, 2017, when a laptop containing personal information was stolen in the California Bay Area, affecting an unspecified number of individuals. |
Nielsen Company Subsidiaries

Nielsen shapes the worldโs media and content as a global leader in audience insights, data and analytics. Through our understanding of people and their behaviors across all channels and platforms, we empower our clients with independent and actionable intelligence so they can connect and engage with their audiencesโnow and into the future. Nielsen operates around the world in more than 55 countries. Learn more at http://nlsn.co/6006JMfty and connect with us on social media (LinkedIn, Twitter, Facebook and Instagram).
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Nielsen Cyber Security News
Trump targets โAnonymousโ author and former top cybersecurity official in escalation of retribution
The person writing the essay described themselves as part of a secret โresistanceโ to counter Trump's โmisguided impulses,โ and its publicationย ...
DHS National Cybersecurity Summit Tuesday, July 31, 2018 New York City, New York
This was the first-of-its-kind event providing a forum to coordinate risk management across government and private sector. There is an evident need forย ...
D-Wave Names Kirstjen Nielsen, Former Secretary of Homeland Security, to Board of Directors
(NYSE: QBTS), a leader in quantum computing systems, software, and services and the world's first commercial supplier of quantum computers,ย ...
Webinar: State Support of Critical Infrastructure Cybersecurity
In this webinar officials from Wyoming and Utah discuss each state's unique approach to improving cybersecurity response and resilience amongย ...
DHS Was Finally Getting Serious About Cybersecurity. Then Came Trump.
DHS Was Finally Getting Serious About Cybersecurity. Then Came Trump. Secretary Kirstjen Nielsen came in with the potential to be the mostย ...
The Cybersecurity 202: Nielsenโs departure will hurt DHS cybersecurity mission, experts say
Kirstjen Nielsen's departure this month will hurt the Homeland Security department's cybersecurity efforts, according to a majority of expertsย ...
Trump taps Kelly deputy and cybersecurity expert Kirstjen Nielsen for DHS secretary
Trump taps Kelly deputy and cybersecurity expert Kirstjen Nielsen for DHS secretary. Nielsen served at DHS chief of staff to former Secretaryย ...
CISO shift
He improved awareness and training programs; boosted security surrounding internet services, mobile devices and virtual private networks; andย ...
Kirstjen Nielsen, a cyber-minded DHS chief, resigns
He was previously a reporter with Federal Computer Week and, before that, with Smart Grid Today. Sean earned a B.A. in public policy from Dukeย ...

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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
Nielsen CyberSecurity History Information
How many cyber incidents has Nielsen faced?
Total Incidents: According to Rankiteo, Nielsen has faced 1 incident in the past.
What types of cybersecurity incidents have occurred at Nielsen?
Incident Types: The types of cybersecurity incidents that have occurred include Breach.
Incident Details
Can you provide details on each incident?

Incident : Data Breach
Title: Gracenote Data Breach
Description: A laptop containing personal information was stolen, affecting an unspecified number of individuals.
Date Detected: 2017-05-18
Date Publicly Disclosed: 2017-06-15
Type: Data Breach
Attack Vector: Physical Theft
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.
Impact of the Incidents
What was the impact of each incident?

Incident : Data Breach GRA1049072725
Data Compromised: Personal Information
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.
Which entities were affected by each incident?

Incident : Data Breach GRA1049072725
Entity Type: Company
Industry: Media and Entertainment
Location: California Bay Area
Customers Affected: Unspecified number of individuals
Data Breach Information
What type of data was compromised in each breach?

Incident : Data Breach GRA1049072725
Type of Data Compromised: Personal Information
References
Where can I find more information about each incident?

Incident : Data Breach GRA1049072725
Source: California Office of the Attorney General
Where can stakeholders find additional resources on cybersecurity best practices?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: California Office of the Attorney General.
Additional Questions
Incident Details
What was the most recent incident detected?
Most Recent Incident Detected: The most recent incident detected was on 2017-05-18.
What was the most recent incident publicly disclosed?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2017-06-15.
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 was Personal Information.
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 was Personal Information.
References
What is the most recent source of information about an incident?
Most Recent Source: The most recent source of information about an incident is California Office of the Attorney General.
What Do We Measure?
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
