Chess.com, LLC
ent_9e0d4a2807a9a858
Disclosures
6
State AG · 6 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
4,541
nationwide · State AG IN
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- Chess.com, LLC
- Normalized
- chesscom— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- chess.com
Disclosure history (6)newest first
- New Hampshire State AGas victim2025-09-08
Chess.com LLC notified the New Hampshire Attorney General of a security breach involving a third-party file transfer application. The incident was discovered on June 19, 2025, affecting one New Hampshire resident's name and driver's license/state ID. The incident has been contained, and the company offered 12 months of credit monitoring.
- Massachusetts State AGas victim2025-09-03
Chess.com LLC reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-09-03. 18 Massachusetts residents were affected.
- Indiana State AGas victim2025-09-03
Chess.com LLC reported a data breach to the Indiana Attorney General. The breach occurred on 2025-06-05 and was reported on 2025-09-03. 10 Indiana residents were affected. 4,541 individuals affected in total.
- Maine State AGas victim2025-09-03
Chess.com, LLC reported a data breach affecting 4,541 individuals, including 1 Maine resident. Unauthorized access occurred between June 5 and June 18, 2025, via a third-party file transfer application. The breach was discovered on June 19, 2025. Personal information (names and other identifiers) was acquired. No financial data was compromised. Notifications were sent on September 3, 2025, offering 12 months of credit monitoring.
- Nebraska State AGas victim2025-09-03
Chess.com notified Nebraska residents of a data breach involving unauthorized access to a third-party file transfer application. The incident occurred between June 5 and 18, 2025, and was discovered on June 19, 2025. Personal information, including names, was accessed for fewer than 0.003% of users. No financial data was compromised. Chess.com contained the incident, engaged forensic experts, and notified law enforcement. Affected individuals received credit monitoring and identity theft recovery services.
- Vermont State AGas victim2025-09-03
Chess.com notified Vermont consumers of a data breach involving unauthorized access to a third-party file transfer application between June 5 and 18, 2025. The incident affected fewer than 0.003% of users, exposing names and other personal information. No financial data was compromised. Chess.com contained the incident, notified law enforcement, and provided credit monitoring and identity theft recovery services to affected individuals.