COMCAST CORPORATION
ent_019dee56a8f6ee03d07c13f84b8c1c6e
Disclosures
5
Leak Site · State AG · 2 jurisdictions
Multi-filing incidents
—
no multi-filing incident in sample
Max affected reported
7
as filed · State AG MA
Leak-site claims
3
unverified actor claims
Identity resolution
- Canonical name
- COMCAST CORPORATION
- Normalized
- comcast— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 51M0QTTNCGUN7KFCFZ59
- SEC EDGAR CIK
- 0001166691
- Domain
- corporate.comcast.com
Disclosure history (5)newest first
- GLOBALLeak Siteas victim2025-12-15
REUP FOR SALE The archive contains samples of the Comcast leak. The total file size is approximately 2 TB. It includes numerous DWG drawings, PDF plans of various cities with infrastructure, and other files related to the Genesis project. The entire lot is being sold as a single lot. Please submit your contact information and suggestions via the feedback form. https://corporate.comcast.com/
- GLOBALLeak Siteas victim2025-12-07
As a global media and tech company, Comcast reaches hundreds of millions of customers, viewers, and guests with world-class connectivity and platforms and beloved content and experiences.The leak was made possible by Quasar Inc., a company that prepares technical documentation for Comсast and its Genesis project. The files contain design documentation for numerous cities, as well as detailed utility plans. https://corporate.comcast.com/
- GLOBALLeak Siteas victim2025-09-26
Comcast Corporation operates as a media and technology company worldwide. It operates through Residential Connectivity & Platforms, Business Services Connectivity, Media, Studios, and Theme Parks segments. The Residential Connectivity & Platforms segment provides residential broadband and wireless connectivity services, residential and business video services, sky-branded entertainment television networks, and advertising. The Business Services Connectivity segment offers connectivity services for small business locations, which include broadband, wireline voice, and wireless services, as well as solutions for medium-sized customers and larger enterprises; and small business connectivity services in the United Kingdom. company is headquartered in Comcast Center 1701 John F. Kennedy Boulevard Philadelphia, PA 19103 United States. 182,000 Employees. The total amount of data leakage is 834.4 GB
- Massachusetts State AGas victim2014-09-29
Comcast reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2014-09-29. 1 Massachusetts residents were affected. The report records the breach type as electronic.
- Massachusetts State AGas victim2008-01-29
Comcast reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2008-01-29. 7 Massachusetts residents were affected. The report records the breach type as paper.
Subsidiary disclosures (newest 10)filed by group companies
◈ These filings were made by or about subsidiaries of COMCAST CORPORATION — not by COMCAST CORPORATION itself. Corporate relationships are mapped from GLEIF relationship records and SEC Exhibit 21 filings.
- New Hampshire State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-10-15
Comcast Cable Communications Corporation filed a supplemental data breach notification with the New Hampshire Attorney General regarding a ransomware incident at third-party vendor Financial Business and Consumer Solutions, Inc. (FBCS). The incident occurred between Feb 14-26, 2024, involving unauthorized access, data exfiltration, and encryption. 26 New Hampshire residents were affected. Comcast is providing credit monitoring and identity theft protection.
- California State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-10-03
Comcast notified customers of a data breach at third-party vendor Financial Business and Consumer Solutions (FBCS). An unauthorized party accessed FBCS networks between Feb 14-26, 2024, downloading data and encrypting systems in a ransomware attack. Affected data includes names, addresses, SSNs, DOBs, and Comcast account numbers. Comcast is providing 12 months of identity theft protection.
- Indiana State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-07-17
Comcast Cable Communications Corporation reported a data breach to the Indiana Attorney General. The breach occurred on 2024-02-14 and was reported on 2024-07-17. 16,371 Indiana residents were affected. 237,703 individuals affected in total.
- Indiana State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-01-26
Comcast Cable Communications LLC reported a data breach to the Indiana Attorney General. The breach occurred on 2023-10-16 and was reported on 2024-01-26. 4 Indiana residents were affected. 2,302 individuals affected in total.
- Massachusetts State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-01-26
Comcast Cable Communications LLC reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-01-26. 30 Massachusetts residents were affected.
- Maine State AGvia COMCAST CABLE COMMUNICATIONS, LLC2024-01-26
Comcast Cable Communications LLC reported a supplemental state-agency data breach notice to the Maine Attorney General. The incident, occurring between October 16 and 19, 2023, involved an external system breach (hacking) discovered on January 18, 2024. The breach impacted 2,302 individuals, including 2 Maine residents, whose Social Security numbers and/or driver's license numbers were compromised. Comcast provided 24 months of credit monitoring and identity restoration services to affected individuals.
- Vermont State AGvia COMCAST CABLE COMMUNICATIONS, LLC2023-12-18
Comcast Cable Communications (Xfinity) disclosed unauthorized access to internal systems between October 16-19, 2023, resulting from a vulnerability in Citrix software. The attacker likely acquired usernames, hashed passwords, and for some customers, names, contact info, last four digits of SSN, DOB, and secret questions/answers. Systems were patched, law enforcement notified, and customers prompted to reset passwords and enable MFA.
- California State AGvia COMCAST CABLE COMMUNICATIONS, LLC2023-12-18
Comcast Cable Communications LLC disclosed unauthorized access to internal systems between Oct 16-19, 2023, resulting from a vulnerability in Citrix software. The incident involved usernames, hashed passwords, and for some customers, names, contact info, last four digits of SSN, DOB, and secret questions. Systems were patched, law enforcement notified, and customers prompted to reset passwords and enable MFA.
- Washington State AGvia COMCAST CABLE COMMUNICATIONS, LLC2023-12-18
Comcast Cable Communications LLC reported a cybersecurity incident involving unauthorized access to internal systems via a Citrix vulnerability between Oct 16-19, 2023. The breach impacted approx. 3.1M individuals, exposing usernames, hashed passwords, names, DOBs, and SSNs. Comcast notified law enforcement, patched the vulnerability, and offered credit monitoring.
- Maine State AGvia COMCAST CABLE COMMUNICATIONS, LLC2023-12-18
Comcast Cable Communications LLC reported an external system breach that affected 50,782 Maine residents. The incident occurred between October 16, 2023, and October 19, 2023, and was discovered on December 6, 2023. Notification to affected consumers was sent on December 18, 2023.