St. Mary's Credit Union
bd_71c7b467ff717810 · schema v1 · pii pii-v1
Full breach record for St. Mary's Credit Union →418 incidents on fileSt. Mary's Credit Union reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-12-29. 1 Massachusetts residents were affected.
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Incident timeline — partial
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Breach window unknown
Dec 29, 2025
Filed
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- Massachusetts State AGbd_fa3495abd50662d12025-11-05 · +54dCandidate
Filing propagation · 2 filings
View merged incident ↗Pattern: first filing Nov 5 (MA), last Dec 29 (MA) — a 54-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.