UnknownEducationEducationDelayed DiscoveryMedium
The Trustees of the University of Pennsylvania
bd_5fa5e741d0d86224 · schema v1 · pii pii-v1
Full breach record for The Trustees of the University of Pennsylvania →The Trustees of the University of Pennsylvania, a education sector entity reported a other incident to the Washington Attorney General. The organization became aware of the incident on 2025-10-31 and filed notice on 2026-04-15. 5,878 Washington residents were affected. 166 days elapsed between awareness and notification. 1 days to identify the breach. 0 days to contain the breach.
Washington clock✗ WA AG >90d24 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
This filing is one of 8 about the same incident.View merged incident
A leak claim by shinyhunters about this victim predates this filing by 70 days.View originating leak claim
Linked disclosures
Why this link?Ransomware claims (1)
- bd_20d98f86cadb1602Leak Siteshinyhuntersfiled 2026-02-04(70d gap)Verified
Regulatory filings (6) · sorted by filing gap
- bd_52860701b7a833ffOregon State AGfiled 2025-12-22(114d gap)Verified
- bd_e679c6a24510eaf9Texas State AGfiled 2025-12-03(133d gap)Verified
- bd_194bd163b527a335California State AGfiled 2025-12-01(135d gap)Verified
- bd_1fae715254418c00Montana State AGfiled 2025-12-01(135d gap)Verified
Show 2 more filings ↓Show fewer ↑up to 135d gap
- bd_3340eceed80aa4a6Iowa State AGfiled 2025-12-01(135d gap)Verified
- bd_dcf68884b841a7d5Washington State AGfiled 2025-12-01(135d gap)Verified
Source provenance
- Source URL
- https://data.wa.gov/resource/sb4j-ca4h.json?id=23652
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Apr 15, 2026
- Raw hash
- a7d32c216714a1751ab587567905a1330b57c89be53444cc2119ad70f8f8ac34
Reporting entity
- Name
- The Trustees of the University of Pennsylvanianorm: the trustees of the university of pennsylvania
Victim entity
- Name
- The Trustees of the University of Pennsylvanianorm: the trustees of the university of pennsylvania
- Industry
- Educationllm
Incident
- Discovered
- Oct 31, 2025
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 5,878
- Data types
- —
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 24 weeks(166 days from discovery to filing)
- Compliance flags
- WA AG >90dLeak >30d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.