UnknownGovernment IDFinancial accountPCIMedium

TREMONT CREDIT UNION

bd_64db3e812d5095ad · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Aug 14, 2023

To disclose

—

Affected

936state residents only

Confidence

95%

Full breach record for TREMONT CREDIT UNION →3 incidents on file

Tremont Credit Union reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2023-08-14. 936 Massachusetts residents were affected. The report records the breach type as paper.

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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

Aug 14, 2023

Filed

—

No filing yet · watching

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

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed936 affectedView incident

Name: TREMONT CREDIT UNION
norm: tremont credit union

Name: TREMONT CREDIT UNION
norm: tremont credit union

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 936state-resident count only
Data types: Government IDFinancial accountPCI
Data elements: Social Security numberFinancial account numberPayment card number
Stated not affected: Driver's licence number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown
Threat actor: External

Compliance flags: MA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

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.

Source URL: https://www.mass.gov/doc/data-breach-report-2023/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 14, 2023
Raw hash: 3b8e230b04faca3ad3f9daac34f409349126d3fded369dc784a043dc22837fc7

Reporting entityTREMONT CREDIT UNION

Victim entityTREMONT CREDIT UNION

IncidentUnknown

ComplianceMA credit monitoring due

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov