DisclosureLens
UnknownFinancial ServicesFinanceFinancial accountGovernment IDPHIHealth (basic)High

CENTRAL ONE FEDERAL CREDIT UNION

bd_41d574c5b0ac8700 · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 17, 2025

Filed

Nov 12, 2025

To disclose

26 days

Affected · nationwide

66,554274 in this filing

Linked

4 filings

Confidence

95%
Full breach record for CENTRAL ONE FEDERAL CREDIT UNION2 incidents on file

Central One Federal Credit Union based in Shrewsbury, Massachusetts, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-10-17 and reported on 2025-11-12. 274 Texas residents were affected. 66,554 individuals affected in total. Types of information involved: Social Security Number Information;Driver’s License number;Government-issued ID number (e.g. passport, state ID card);Financial Information (e.g. account number, credit or debit card number);Medical Information;Health Insurance Information. Consumers were notified via U.S. Mail.

Texas clock TX AG ≤30d26 days discovery → filing
AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 52 days
discovery → filing · ≤ 26 days

Aug 26, 2025

Begins

Oct 17, 2025

Discovered

Nov 12, 2025

Filed

vs. sector median

6 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 4 states

View merged incident ↗
Montana State AGNov 10 · first
Massachusetts State AGNov 10 · first
Nebraska State AGNov 10 · first
Texas State AG+2d · 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.