UnknownGovernmentGovernmentGovernment IDMedium

County of Stanislaus

bd_fce2d1a0136ec7b0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 1, 2025

To disclose

—

Affected

3state residents only

Linked

6 filings

Confidence

95%

Full breach record for County of Stanislaus →

County of Stanislaus reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-10-01. 3 Massachusetts residents were affected.

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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

Oct 1, 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

Montana State AGbd_1c727528ee5ee2ab2025-10-01Candidate
Nebraska State AGbd_1e18886e01c0b15d2025-10-01Verified
Indiana State AGbd_a0f581e847ea15442025-10-01Verified
California State AGbd_f61d31c6dd3aa9fa2025-10-01Verified

Show 1 more filing ↓

Vermont State AGbd_ff2316c528677cba2025-10-01Verified

Name: County of Stanislaus
norm: county of stanislaus

Name: County of Stanislaus
norm: county of stanislaus
Industry: Governmentregulator portal

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 3state-resident count only
Data types: Government ID
Data elements: Social Security number
Stated not affected: Medical informationFinancial account numberDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

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.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Montana State AGOct 1 · first

Nebraska State AGOct 1 · first

Indiana State AGOct 1 · first

California State AGOct 1 · first

Vermont State AGOct 1 · first

Massachusetts State AGOct 1 · 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.

Source URL: https://www.mass.gov/doc/data-breach-report-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 1, 2025
Raw hash: f389b9996a77325e1d687a73d82d3480190fa7be0f47e96b1da8a52867b23fc4

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCounty of Stanislaus

Victim entityCounty of Stanislaus

IncidentUnknown

ComplianceMA credit monitoring due

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov