MalwareInterlockGovernment IDIdentity (basic)Financial accountPHIHealth (basic)MediumContained

Kearney Public Schools

bd_ddfe7254893ead37 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Oct 17, 2025

To disclose

—

Affected

Not disclosed

Linked

4 filings

Confidence

68%

Full breach record for Kearney Public Schools →

Kearney Public Schools (Nebraska) disclosed a ransomware attack by the Interlock hacking group. The incident compromised sensitive data of current and former staff and Special Education students, including SSNs, driver's licenses, bank account details, and HIPAA/FERPA records. No ransom was demanded. The organization engaged Fortinet for incident response, notified law enforcement (FBI, State Patrol, AG), and is strengthening cybersecurity systems.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Oct 17, 2025

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteinterlockbd_444006e13755bbf02025-10-15 · +1dCandidate

Regulatory filings (2) · sorted by filing gap

Pressinterlockbd_367a62be14f2b9742025-10-11 · +6dCandidate
Nebraska State AGbd_75835f2ca7c74bb22025-11-03 · +17dVerified by operator

Name: Kearney Public Schools
norm: kearney public schools
Domain: kearneypublicschools.org

Name: Kearney Public Schools
norm: kearney public schools
Domain: kearneypublicschools.org

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Government IDIdentity (basic)Financial accountPHIHealth (basic)
Attack vector: Ransomware· Interlock
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1190 Exploit Public-Facing Application
Threat actor: InterlockExternalFinancial
Regulator citations: Reported incident to Kearney Police DepartmentReported incident to Nebraska Attorney General’s OfficeReported incident to Nebraska State Patrol Cybersecurity Threat teamReported incident to the FBI
Initial access: exploit_public_facing

During the incident: Engaged Fortinet Incident Response Team
Completed investigation of the incident
Completed Fortinet's recommendations
Reported incident to Kearney Police Department
Reported incident to Nebraska Attorney General’s Office
Reported incident to Nebraska State Patrol Cybersecurity Threat team
Reported incident to the FBI
Implementing additional measures to protect staff, student, and district data
Changes made: Strengthening cybersecurity systems
Implementing additional measures to protect staff, student, and district data
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 · 3 filings

View merged incident ↗

PressOct 11 · first

Nebraska State AG+6d · this page

Nebraska State AG+23d

Pattern: first filing Oct 11, last Nov 3 (NE) — a 23-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/90b49c2a-d03c-4c3b-a31c-03e518fa9734.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 17, 2025
Raw hash: 3197e630f0730470870776aa0eea6b71984dee4315abd77ee3769ad0fb1a1c18

Linked disclosures

Ransomware claims (1)

Regulatory filings (2) · sorted by filing gap

Reporting entityKearney Public Schools

Victim entityKearney Public Schools

IncidentRansomware

Stated responseEngaged Fortinet Incident Response Team

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov