The Chess.com LLC Data Breach: Reported Filing Facts
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.
- State
- New Hampshire
- Reported
- September 8, 2025
What to do if you were affected
These general steps can help limit the risk of identity theft and fraud after any data breach.
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.
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