HackingGovernmentGovernmentStolen CredentialsEmployee Data InvolvedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)MediumContained

City of Sebastopol

bd_38f0c678d4927412 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Dec 22, 2021

To disclose

—

Affected

Not disclosed

Linked

2 filings

Confidence

66%

Full breach record for City of Sebastopol →

The City of Sebastopol reported unauthorized access to an employee's email account between April 28, 2021, and May 11, 2021. The breach potentially exposed names, Social Security numbers, driver's license numbers, financial account information, and health information. The city engaged a cybersecurity firm, secured the account, and offered one year of identity theft protection services to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

Apr 28, 2021

Begins

Dec 22, 2021

Filed

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Maine State AGbd_5e90fbdf446357312021-12-22Candidate

Name: City of Sebastopol
norm: city of sebastopol

Name: City of Sebastopol
norm: city of sebastopol
Industry: Governmentllm

Discovered: —
Breach occurred: Apr 28, 2021 – May 11, 2021
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Took steps to secure the account
Launched an investigation
Engaged a cybersecurity firm to assist with the investigation
Conducted a comprehensive review of the contents of the email account
Implemented additional measures to enhance existing security protocols
Offering a complimentary one-year membership in Experian’s IdentityWorks Credit 3B
Changes made: Implemented additional measures to enhance existing security protocols
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 · 2 filings · 2 states

View merged incident ↗

Maine State AGDec 22 · first

California State AGDec 22 · 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://oag.ca.gov/ecrime/databreach/reports/sb24-548804
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 22, 2021
Raw hash: 98e12a81589acac4090402f55968b0f628f1ef68fb6b82f47e2319bd8b6095de

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCity of Sebastopol

Victim entityCity of Sebastopol

IncidentUnauthorized Access

Stated responseTook steps to secure the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov