HackingGovernmentGovernmentStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Long Beach

bd_a3b3ec450935a913 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 14, 2023

Filed

Apr 18, 2025

To disclose

17 months

Affected

37state residents only

Linked

6 filings

Confidence

66%

Full breach record for Long Beach →

The City of Long Beach, CA notified the NH Attorney General of a cybersecurity incident occurring on Nov 14, 2023. Unauthorized access led to potential exposure of personal info (including SSNs) for 37 NH residents. Notification sent April 14, 2025, offering credit monitoring.

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Incident timeline

discovery → filing · 17 months / 521 days

Nov 14, 2023

Begins

Nov 14, 2023

Discovered

Apr 18, 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

Montana State AGbd_3f9f13ebade2c9412025-04-14 · +4dVerified
Oregon State AGbd_5038cad4b88d3b6d2025-04-14 · +4dVerified
HHS OCRbd_61d3957a1832b7682025-04-14 · +4dVerified
California State AGbd_75f87927cd73e4182025-04-14 · +4dVerified

Show 1 more filing ↓up to 4d gap

Washington State AGbd_ea54c3cc7ffdfec82025-04-14 · +4dVerified

Name: Long Beach
norm: long beach
Domain: cityoflongbeach.org

Name: Long Beach
norm: long beach
Domain: cityoflongbeach.org
Industry: Governmentllm

Discovered: Nov 14, 2023
Breach occurred: Nov 14, 2023
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 14, 2025
Affected individuals: 37state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General
Initial access: valid_credentials

During the incident: Initiated a thorough and detailed technical investigation into the incident with the assistance of external information technology experts
Notified its community
Working very closely with leading, external cybersecurity professionals
Notified law enforcement
Notified the public of the incident through various public communications channels
Conducting an extensive forensic investigation and manual document review
Changes made: Providing the affected residents with notification of this incident
Providing individuals whose Social Security numbers were impacted with a complementary membership of credit monitoring
Advising affected residents to remain vigilant in reviewing financial account statements and credit reports
Advising affected residents about the process for placing a fraud alert and/or security freeze on their credit files
Providing contact information for consumer reporting agencies and the Federal Trade Commission
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 months(521 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 · 5 states

View merged incident ↗

Montana State AGApr 14 · first

Oregon State AGApr 14 · first

HHS OCRApr 14 · first

California State AGApr 14 · first

Washington State AGApr 14 · first

New Hampshire State AG+4d · 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://mm.nh.gov/files/uploads/doj/remote-docs/city-long-beach-20250418.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 18, 2025
Raw hash: 87f26d2f68bc686cd8f86375e29c81fda3e847a9abb7cfd0dee01e4ba9011d93

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityLong Beach

Victim entityLong Beach

Incidentdiscovered Nov 14, 2023

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

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov