DisclosureLens
UnknownGovernment IDFinancial accountMedium

Chess.com, LLC

bd_9bc9145d37fe9f6d · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Sep 3, 2025

To disclose

—

Affected

18state residents only

Linked

6 filings

Confidence

95%
Full breach record for Chess.com, LLC →

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.

Massachusetts clock✓ MA credit monitoring due
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Sep 3, 2025

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Show 1 more filing ↓up to 5d gap

Filing propagation · 6 filings · 6 states

View merged incident ↗
Indiana State AGSep 3 · first
Maine State AGSep 3 · first
Nebraska State AGSep 3 · first
Vermont State AGSep 3 · first
Massachusetts State AGSep 3 · first · this page
New Hampshire State AG+5d

Pattern: first filing Sep 3 (IN), last Sep 8 (NH) — a 5-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.