HackingGovernmentGovernmentDelayed DiscoveryIdentity (basic)Government IDHealth (basic)MediumContained

Central Contra Costa Transit Authority

bd_5fde03fc48d06fdb · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 5, 2024

Filed

Jul 15, 2024

To disclose

10 weeks

Affected

2state residents only

Linked

4 filings

Confidence

65%

Full breach record for Central Contra Costa Transit Authority →

Central Contra Costa Transit Authority (d/b/a County Connection) notified affected individuals of a data breach discovered on May 5, 2024. Unauthorized access may have exposed names, SSNs, driver's licenses, and limited medical information. CCCTA engaged cybersecurity investigators and is offering 12 months of credit monitoring.

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Incident timeline

discovery → filing · 10 weeks / 71 days

May 5, 2024

Discovered

Jul 15, 2024

Filed

vs. sector median

1 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Indiana State AGbd_154a51d1ebd68c522024-07-15Verified
New Hampshire State AGbd_8ba961c19877df502024-07-15Verified
California State AGbd_ec1a71ef85291e332024-07-15Verified

Name: Central Contra Costa Transit Authority
norm: central contra costa transit authority

Name: Central Contra Costa Transit Authority
norm: central contra costa transit authority
Industry: Governmentllm

Discovered: May 5, 2024
Materiality determined: —
Notification sent: Jul 15, 2024
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Engaged a specialized cybersecurity firm to investigate the incident’s nature and scope
Took steps to secure its network
Undertook a time-consuming and detailed review of the data stored on the servers
Providing access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge
Providing proactive fraud assistance
Changes made: Plan to enhance the security of its systems moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(71 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Indiana State AGJul 15 · first

New Hampshire State AGJul 15 · first

California State AGJul 15 · first

Montana State AGJul 15 · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-1547.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 15, 2024
Raw hash: ba349697d03ebe6ce92d7b22320b30bc56c5a4bf2fd615289000bd76d965fefe

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityCentral Contra Costa Transit Authority

Victim entityCentral Contra Costa Transit Authority

Incidentdiscovered May 5, 2024

Stated responseEngaged a specialized cybersecurity firm to investigate the incident’s nature and scope

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov