Data Breach Law Group Investigates the Chess.com LLC Data Breach
By Data Breach Law Group | Posted on September 8, 2025 · New Hampshire
Miami, FL — Data Breach Law Group is investigating a data breach involving Chess.com LLC, reported to the New Hampshire Attorney General on September 8, 2025. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Chess.com LLC is a prominent technology company that operates a global online platform for chess enthusiasts to play, learn, and compete. As a digital service provider, the company typically collects and stores sensitive user information, including account credentials, email addresses, payment details for premium subscriptions, and historical gameplay data. In 2025, the company officially reported a data security incident to the New Hampshire Attorney General. If you have received a formal data breach notification letter, it indicates that your personal information may have been involved in this unauthorized access event. This notice serves to inform you of the nature of the incident and the steps the company is taking to address the situation and protect your account security moving forward.
If you were affected
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.
Did you receive a letter from Chess.com LLC?
A case review is free and confidential. Tell us about your letter and we will explain your options.