HackingPIIIdentity (basic)LowContained

Washington International School

bd_e1e02f0bc63e9734 · schema v1 · pii pii-v2

Severity

Low

Discovered

Jan 29, 2026

Filed

Apr 1, 2026

To disclose

—

Affected

Not disclosed

Linked

6 filings

Confidence

68%

Full breach record for Washington International School →3 incidents on file

Washington International School notified Nebraska AG on April 2, 2026, of a cybersecurity incident discovered on January 29, 2026. Unauthorized access resulted in the copying of personal information. The school engaged forensic specialists and legal counsel, offering 12 months of free credit monitoring and fraud assistance via Cyberscout. The breach impacts individuals in multiple states, including Nebraska and Rhode Island.

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Incident timeline

Jan 29, 2026

Discovered

Apr 1, 2026

Filed

This filing is one of 6 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Indiana State AGbd_35caac8997e287892026-04-02 · +1dCandidate
Massachusetts State AGbd_628a228c05d9a2bc2026-04-02 · +1dVerified
New Hampshire State AGbd_62b009643a9af6af2026-04-02 · +1dVerified
Indiana State AGbd_7bb3f31eb5040dad2026-04-02 · +1dCandidate

Show 1 more filing ↓up to 1d gap

Vermont State AGbd_81dcf7a0a997341c2026-04-02 · +1dVerified

Name: Washington International School
norm: washington international school

Name: Washington International School
norm: washington international school

Discovered: Jan 29, 2026
Materiality determined: —
Notification sent: Apr 2, 2026
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated Collection
Threat actor: External

During the incident: Retained legal counsel and third-party forensic specialists to investigate the unusual activity
Began a comprehensive review of the data set to determine what sensitive and/or personal information was potentially impacted
Providing you with access to Single Bureau Credit Monitoring services at no charge
Providing proactive fraud assistance through Cyberscout
Changes made: Providing 12 months of complimentary credit monitoring through Cyberscout (a TransUnion company)
Providing proactive fraud assistance
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 · 6 filings · 5 states

View merged incident ↗

Nebraska State AGApr 1 · first · this page

Indiana State AG+1d

Massachusetts State AG+1d

New Hampshire State AG+1d

Indiana State AG+1d

Vermont State AG+1d

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/75b494d7-4912-480a-85da-a84017c38b80.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 1, 2026
Raw hash: da4cbc895100cf995710872767fcf8468ce488e2a1ecfe76051d4785650b77b6

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityWashington International School

Victim entityWashington International School

Incidentdiscovered Jan 29, 2026

Stated responseRetained legal counsel and third-party forensic specialists to investigate the unusual activity

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov