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The Sleepy Hollow Country Club

bd_280ceb3a5c82ce62 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Sep 5, 2025

To disclose

—

Affected

12state residents only

Linked

4 filings

Confidence

95%
Full breach record for The Sleepy Hollow Country Club →

Sleepy Hollow Country Club reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-09-05. 12 Massachusetts residents were affected.

Leak gap clock⏱ Leak >90d
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Sep 5, 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 4 about the same incident.View merged incident
A leak claim by akira about this victim predates this filing by 108 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 3 states

View merged incident ↗
Nebraska State AGSep 5 · first
Maine State AGSep 5 · first
Massachusetts State AGSep 5 · first · this page

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.