HackingGovernmentGovernmentDelayed DiscoveryGovernment IDIdentity (basic)MediumContained

The City of Long Beach, CA

bd_2c2586c5c3ae339c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 18, 2025

Filed

Apr 14, 2025

To disclose

27 days

Affected

26state residents only

Linked

10 filings

Confidence

66%

Full breach record for The City of Long Beach, CA →

The City of Long Beach, CA reported an external system breach (hacking) occurring on November 14, 2023. The incident was discovered on March 18, 2025, after an extensive forensic investigation. 26 individuals, including 26 Maine residents, were affected. Personal information, including government identifiers, was potentially accessed. The City notified law enforcement, engaged external cybersecurity experts, and sent notifications to affected individuals on April 14, 2025, offering 12 months of credit monitoring via Experian.

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Date basis clock✓ Clock withheld · confirmation date27 days discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 490 days

discovery → filing · 27 days

Nov 14, 2023

Begins

Mar 18, 2025

Discovered

Apr 14, 2025

Filed

This filing is one of 10 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Montana State AGbd_3f9f13ebade2c9412025-04-14Verified by operator
Oregon State AGbd_5038cad4b88d3b6d2025-04-14Verified by operator
HHS OCRbd_61d3957a1832b7682025-04-14Verified by operator
California State AGbd_75f87927cd73e4182025-04-14Verified by operator

Show 5 more filings ↓up to 4d gap

Nebraska State AGbd_c53d52be53f4b3152025-04-14Verified by operator
Washington State AGbd_ea54c3cc7ffdfec82025-04-14Verified by operator
Indiana State AGbd_ead97df6ec34a9f12025-04-14Verified by operator
Massachusetts State AGbd_0c331864c0bfd9532025-04-15 · +1dVerified
New Hampshire State AGbd_a3b3ec450935a9132025-04-18 · +4dVerified by operator

Name: The City of Long Beach, CA
norm: the city of long beach ca

Name: The City of Long Beach, CA
norm: the city of long beach ca
Industry: Governmentllm

Discovered: Mar 18, 2025
Breach occurred: Nov 14, 2023
Undetected for: 490 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 14, 2025
Affected individuals: 26state-resident count only
Data types: Government IDIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified Maine Attorney General
Initial access: exploit_public_facing

During the incident: Initiated a thorough and detailed technical investigation into the incident with the assistance of external information technology experts
Notified our community
Working very closely with leading, external cybersecurity professionals
Notified law enforcement
Notified the public of the incident through various public communications channels
Changes made: Offering a complimentary credit-monitoring service with Experian IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 days(27 days from discovery to filing)
Compliance flags: Clock withheld · confirmation date

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 9 states

View merged incident ↗

Montana State AGApr 14 · first

Oregon State AGApr 14 · first

HHS OCRApr 14 · first

California State AGApr 14 · first

Nebraska State AGApr 14 · first

Washington State AGApr 14 · first

Indiana State AGApr 14 · first

Maine State AGApr 14 · first · this page

Massachusetts State AG+1d

New Hampshire State AG+4d

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/83370603-170f-4ef1-9ec7-9901c18839e1.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 14, 2025
Raw hash: 83dbcf9177fdce8e4a4747d70901fe73d14e95e35a8e083eb6b312c6c1b48b8e

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityThe City of Long Beach, CA

Victim entityThe City of Long Beach, CA

Incidentdiscovered Mar 18, 2025

Stated responseInitiated a thorough and detailed technical investigation into the incident with the assistance of external information technology experts

ComplianceClock withheld · confirmation date

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov