HackingGovernment IDIdentity (basic)MediumContained

Civil Service Employees Association Inc.

bd_7ded55849c16b0e6 · schema v1 · pii pii-v2

Severity

Medium

Discovered

May 30, 2025

Filed

Jan 20, 2026

To disclose

—

Affected

Not disclosed

Confidence

65%

Full breach record for Civil Service Employees Association Inc. →

Civil Service Employees Association Inc (CSEA) experienced a cybersecurity incident involving unauthorized access to systems containing names and Social Security Numbers. Unauthorized access occurred between May 3, 2025, and May 31, 2025. CSEA discovered suspicious activity on May 30, 2025, took systems offline, changed passwords, and engaged cybersecurity professionals. No evidence of fraud or identity theft was found. Notices were sent on January 20, 2026.

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Incident timeline

undetected · 27 days

May 3, 2025

Begins

May 30, 2025

Discovered

Jan 20, 2026

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Civil Service Employees Association, Inc., Local 1000
norm: civil service employees association inc local 1000

Name: Civil Service Employees Association Inc.
norm: civil service employees

Discovered: May 30, 2025
Breach occurred: May 3, 2025 – May 31, 2025
Undetected for: 27 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 20, 2026
Affected individuals: Not disclosed
Data types: Government IDIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: reporting the Incident to relevant government agencies
Initial access: valid_credentials

During the incident: Proactively taking systems offline
Changing passwords
Deploying advanced security and detection software
Securely restoring systems from backups
Engaging leading cybersecurity professionals to assist with our investigation and response
Changes made: Implemented additional measures to further improve the security of our systems and practices
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.

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://nebraska.gov/ago/data-breach/documents/05d079cd-daee-4562-8226-b4796935cd83.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 20, 2026
Raw hash: 0498d532f86c3e7cb67a1c829b87a6ec4f3a5664d174e4424046a72f31176c48

Reporting entityCivil Service Employees Association, Inc., Local 1000

Victim entityCivil Service Employees Association Inc.

Incidentdiscovered May 30, 2025

Stated responseProactively taking systems offline

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov