HackingEducationGovernmentEducationData ExfiltratedCustomer Data InvolvedDelayed DiscoveryPIIIdentity (basic)LowContained

Mendocino County Office of Education

bd_82fa9b201b8c64d6 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Aug 28, 2023

To disclose

—

Affected

Not disclosed

Confidence

69%

Full breach record for Mendocino County Office of Education →2 incidents on file

On March 6, 2023, Mendocino County Office of Education (MCOE) experienced a network disruption caused by an unauthorized individual accessing portions of its network. A data review completed June 12, 2023 confirmed that personal information of certain individuals may have been exposed. MCOE notified law enforcement, engaged third-party specialists, and offered 12-month credit monitoring through Cyberscout/Identity Force.

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Incident timeline

Mar 6, 2023

Begins

Aug 28, 2023

Filed

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

Name: Mendocino County Office of Education
norm: mendocino county office of education
Domain: mcoe.us

Name: Mendocino County Office of Education
norm: mendocino county office of education
Domain: mcoe.us
Industry: EducationllmGovernmentllm

Discovered: —
Breach occurred: Mar 6, 2023
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: Notified law enforcement

During the incident: Conducted an investigation
Worked with third-party specialists
Reviewed our policies and procedures for data security
Notified law enforcement
Providing potentially impacted individuals access to credit monitoring and identity protection services through Cyberscout via Identity Force
Changes made: Reviewed policies and procedures for data security
Providing credit monitoring and identity protection services to potentially impacted individuals at no charge for 12 months
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.

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://oag.ca.gov/ecrime/databreach/reports/sb24-572519
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 28, 2023
Raw hash: 4245250d7fc6c0a5981cac1a3a69329183bd76c60400b911be8c3e13348e22e7

Reporting entityMendocino County Office of Education

Victim entityMendocino County Office of Education

IncidentUnauthorized Access

Stated responseConducted an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov