DisclosureLens
HackingEducationEducationCustomer Data InvolvedPIIIdentity (basic)LowContained

Tucson Unified School District

bd_00f8f98f599766d1 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 21, 2023

Filed

Aug 25, 2023

To disclose

5 weeks

Affected

3state residents only

Linked

7 filings

Confidence

66%
Full breach record for Tucson Unified School District

Tucson Unified School District notified Montana residents of a January 2023 cyber incident involving unauthorized network access. Files potentially accessed on or around January 20, 2023, contained personal information (full name). TUSD discovered the breach on July 21, 2023, contained the threat, notified law enforcement, and engaged forensic investigators. Affected individuals were offered IDX identity theft protection services.

Incident timeline

undetected · 182 days
discovery → filing · 5 weeks / 35 days

Jan 20, 2023

Begins

Jul 21, 2023

Discovered

Aug 25, 2023

Filed

vs. sector median

2 wks faster

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Show 1 more filingup to 4d gap

Filing propagation · 6 filings · 6 states

View merged incident ↗
Massachusetts State AGAug 25 · first
Maine State AGAug 25 · first
Indiana State AGAug 25 · first
Vermont State AGAug 25 · first
Montana State AGAug 25 · first · 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.