Company Details
british-gas
9,991
105,235
22
britishgas.co.uk
0
BRI_3251342
In-progress

British Gas Company CyberSecurity Posture
britishgas.co.ukAt British Gas we’re always looking at new ways to save energy and money for our customers. Everything we do from our trusted engineers to helpful call centre agents, and innovative product owners to digital marketing specialists, is about providing affordable, hassle-free service to keep British homes and businesses running smoothly. That’s why over 10 million UK homes and half a million businesses trust British Gas.
Company Details
british-gas
9,991
105,235
22
britishgas.co.uk
0
BRI_3251342
In-progress
Between 750 and 799

British Gas Global Score (TPRM)XXXX

Description: British Gas has already notified 2,200 customers about the data breach, and data belonging to 1000 of its customers has been exposed online. Email addresses and account passwords were among the client records that were exposed online; the account information was uploaded to the internet text-sharing platform Pastebin. The business said that based on their research, they are positive that British Gas is not the source of the information that surfaced online. Security experts believe that someone may have used customer account information from British Gas to test other data breaches and get access to enterprise accounts.
Description: The Maine Office of the Attorney General reported that Direct Energy LP experienced a data breach on November 3, 2020, due to a ransomware attack affecting approximately 249,669 individuals. The breach involved customer personal information, including financial account numbers. Written notifications to affected individuals were issued between December 2 and December 22, 2020, and identity theft protection services were offered for 24 months through Experian.


No incidents recorded for British Gas in 2025.
No incidents recorded for British Gas in 2025.
No incidents recorded for British Gas in 2025.
British Gas cyber incidents detection timeline including parent company and subsidiaries

At British Gas we’re always looking at new ways to save energy and money for our customers. Everything we do from our trusted engineers to helpful call centre agents, and innovative product owners to digital marketing specialists, is about providing affordable, hassle-free service to keep British homes and businesses running smoothly. That’s why over 10 million UK homes and half a million businesses trust British Gas.

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Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
The official website of British Gas is http://www.britishgas.co.uk.
According to Rankiteo, British Gas’s AI-generated cybersecurity score is 768, reflecting their Fair security posture.
According to Rankiteo, British Gas currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.
According to Rankiteo, British Gas is not certified under SOC 2 Type 1.
According to Rankiteo, British Gas does not hold a SOC 2 Type 2 certification.
According to Rankiteo, British Gas is not listed as GDPR compliant.
According to Rankiteo, British Gas does not currently maintain PCI DSS compliance.
According to Rankiteo, British Gas is not compliant with HIPAA regulations.
According to Rankiteo,British Gas is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.
British Gas operates primarily in the Utilities industry.
British Gas employs approximately 9,991 people worldwide.
British Gas presently has no subsidiaries across any sectors.
British Gas’s official LinkedIn profile has approximately 105,235 followers.
British Gas is classified under the NAICS code 22, which corresponds to Utilities.
No, British Gas does not have a profile on Crunchbase.
Yes, British Gas maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/british-gas.
As of November 27, 2025, Rankiteo reports that British Gas has experienced 2 cybersecurity incidents.
British Gas has an estimated 4,131 peer or competitor companies worldwide.
Incident Types: The types of cybersecurity incidents that have occurred include Data Leak and Ransomware.
Detection and Response: The company detects and responds to cybersecurity incidents through an communication strategy with customer notification, and third party assistance with experian, and communication strategy with written notifications to affected individuals..
Title: British Gas Data Breach
Description: British Gas has notified 2,200 customers about a data breach where data belonging to 1,000 customers was exposed online. Email addresses and account passwords were among the client records that were exposed on the internet text-sharing platform Pastebin. The business believes that British Gas is not the source of the information that surfaced online. Security experts suggest that customer account information from British Gas might have been used to test other data breaches and gain access to enterprise accounts.
Type: Data Breach
Attack Vector: Credential Stuffing
Motivation: Unauthorized Access
Title: Direct Energy LP Data Breach
Description: The Maine Office of the Attorney General reported that Direct Energy LP experienced a data breach on November 3, 2020, due to a ransomware attack affecting approximately 249,669 individuals. The breach involved customer personal information, including financial account numbers. Written notifications to affected individuals were issued between December 2 and December 22, 2020, and identity theft protection services were offered for 24 months through Experian.
Date Detected: 2020-11-03
Type: Data Breach
Attack Vector: Ransomware
Common Attack Types: The most common types of attacks the company has faced is Data Leak.

Data Compromised: Email addresses, Account passwords

Data Compromised: Customer personal information, Financial account numbers
Identity Theft Risk: High
Payment Information Risk: High
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Email Addresses, Account Passwords, , Customer Personal Information, Financial Account Numbers and .

Entity Name: British Gas
Entity Type: Company
Industry: Energy
Location: United Kingdom
Customers Affected: 2200

Entity Name: Direct Energy LP
Entity Type: Company
Industry: Energy
Customers Affected: 249669

Communication Strategy: Customer Notification

Third Party Assistance: Experian
Communication Strategy: Written notifications to affected individuals
Third-Party Assistance: The company involves third-party assistance in incident response through Experian.

Type of Data Compromised: Email addresses, Account passwords
Number of Records Exposed: 1000
Personally Identifiable Information: Email addresses

Type of Data Compromised: Customer personal information, Financial account numbers
Number of Records Exposed: 249669
Sensitivity of Data: High
Personally Identifiable Information: Yes

Source: Maine Office of the Attorney General
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: Maine Office of the Attorney General.
Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through Customer Notification and Written notifications to affected individuals.

Customer Advisories: Customer Notification

Customer Advisories: Identity theft protection services offered for 24 months through Experian
Advisories Provided: The company provides the following advisories to stakeholders and customers following an incident: were Customer Notification, and Identity theft protection services offered for 24 months through Experian.
Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Experian.
Most Recent Incident Detected: The most recent incident detected was on 2020-11-03.
Most Significant Data Compromised: The most significant data compromised in an incident were Email addresses, Account passwords, , Customer personal information, Financial account numbers and .
Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was Experian.
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Email addresses, Customer personal information, Account passwords and Financial account numbers.
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 1.0K.
Most Recent Source: The most recent source of information about an incident is Maine Office of the Attorney General.
Most Recent Customer Advisory: The most recent customer advisory issued were an Customer Notification and Identity theft protection services offered for 24 months through Experian.
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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.
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.
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.
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.
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.

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