HackingGovernmentGovernmentStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)BiometricMediumContained

Marin Housing Authority

bd_97677f89312e1f58 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 16, 2024

Filed

Jun 17, 2025

To disclose

39 weeks

Affected

Not disclosed

Linked

6 filings

Confidence

66%

Full breach record for Marin Housing Authority →

Marin Housing Authority experienced unauthorized access to multiple email accounts between May 1 and September 17, 2024. The organization became aware of the incident on September 16, 2024. Affected data includes names, addresses, SSNs, passport numbers, financial account information, medical history, and biometric data. MHA engaged forensic investigators, notified the FBI, and is providing credit monitoring to affected individuals.

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Incident timeline

undetected · 138 days

discovery → filing · 39 weeks / 274 days

May 1, 2024

Begins

Sep 16, 2024

Discovered

Jun 17, 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

Texas State AGbd_9fd778bbc6b728732025-06-17Verified
Massachusetts State AGbd_b167b3d78d693c6e2025-06-17Verified
New Hampshire State AGbd_0d39edb80f70fedc2025-06-20 · +3dVerified
Indiana State AGbd_2c4b96e6ee69ba882025-06-13 · +4dVerified

Show 1 more filing ↓up to 6d gap

Vermont State AGbd_043b9830d0cb4ebc2025-06-11 · +6dVerified

Name: Marin Housing Authority
norm: marin housing authority
Domain: marinhousing.org

Name: Marin Housing Authority
norm: marin housing authority
Domain: marinhousing.org
Industry: Governmentllm

Discovered: Sep 16, 2024
Breach occurred: May 1, 2024 – Sep 17, 2024
Undetected for: 138 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)Biometric
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Reporting the events to the FBI

During the incident: Took steps to secure its information systems
Investigated the incident
Reporting the events to the FBI
Engaging a cybersecurity forensics team
Notifying all potentially affected individuals of the incident
Providing Privacy Solutions credit monitoring services at no charge
Changes made: Taking steps to prevent a similar occurrence
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 39 weeks(274 days from discovery to filing)
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 ↗

Vermont State AGJun 11 · first

Indiana State AG+2d

Texas State AG+6d

Massachusetts State AG+6d

California State AG+6d · this page

New Hampshire State AG+9d

Pattern: first filing Jun 11 (VT), last Jun 20 (NH) — a 9-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/sb24-604142
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 17, 2025
Raw hash: 91725e07721d045172493042965267a3268f407930a3b2b147a308eeac1540c4

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMarin Housing Authority

Victim entityMarin Housing Authority

Incidentdiscovered Sep 16, 2024

Stated responseTook steps to secure its information systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov