AccidentalGovernmentGovernmentMisdeliveryEmployee Data InvolvedIdentity (basic)Government IDMediumContained

County of Stanislaus

bd_ff2316c528677cba · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 1, 2025

To disclose

—

Affected

Not disclosed

Linked

6 filings

Confidence

65%

Full breach record for County of Stanislaus →

Stanislaus County disclosed an inadvertent email disclosure of sensitive personal information, including full names and Social Security numbers, for a limited number of individuals on July 28, 2025. The incident was caused by human error by a county employee. The county has mitigated the issue, is retraining staff, and offering 12 months of complimentary identity monitoring via Experian IdentityWorks to affected individuals.

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Incident timeline

Jul 28, 2025

Begins

Oct 1, 2025

Filed

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 ↓

Massachusetts State AGbd_fce2d1a0136ec7b02025-10-01Verified

Name: County of Stanislaus
norm: county of stanislaus

Name: County of Stanislaus
norm: county of stanislaus
Industry: Governmentllm

Discovered: —
Breach occurred: Jul 28, 2025
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unknown
Threat actor: Internal

During the incident: Immediately took steps to mitigate the issue
Offering complimentary access to Experian IdentityWorks for twelve months
Changes made: Retraining our staff to prevent similar incidents from occurring
Working with technology support to safeguard against future inadvertent disclosures
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

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

Massachusetts State AGOct 1 · first

Vermont 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://ago.vermont.gov/document/2025-10-01-county-stanislaus-data-breach-notice-consumers
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: 60b937995c6ee3007bae1c586cba63b0eb3db4bb13a4009311e4b83da30f9aa2

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCounty of Stanislaus

Victim entityCounty of Stanislaus

IncidentUnknown

Stated responseImmediately took steps to mitigate the issue

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov