UnknownEducationMedium

The Trustees of the University of Pennsylvania

bd_52860701b7a833ff · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 11, 2025

Filed

Dec 22, 2025

To disclose

6 weeks

Affected

2,722

Linked

17 filings

Confidence

95%

Full breach record for The Trustees of the University of Pennsylvania →3 incidents on file

University of Pennsylvania reported a data breach to the Oregon Attorney General. The breach was reported on 2025-12-22. The breach occurred during 11/11/2025. The breach was discovered on 11/11/2025. 2,722 individuals were affected. Notice was sent on 12/1/2025.

J jump to incidentP pin to compareR raw source

Oregon clock✓ OR AG ≤45d6 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 6 weeks / 41 days

Nov 11, 2025

Begins

Nov 11, 2025

Discovered

Dec 22, 2025

Filed

This filing is one of 17 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteshinyhuntersbd_20d98f86cadb16022026-02-04 · +44dVerified by operator

Regulatory filings (9) · sorted by filing gap

New Hampshire State AGbd_04392877ff003a222025-12-04 · +18dVerified
Texas State AGbd_e679c6a24510eaf92025-12-03 · +19dVerified by operator
Massachusetts State AGbd_8ad1850d7141bc9a2025-12-02 · +20dVerified by operator
California State AGbd_194bd163b527a3352025-12-01 · +21dVerified by operator

Show 5 more filings ↓up to 114d gap

Montana State AGbd_1fae715254418c002025-12-01 · +21dVerified by operator
Iowa State AGbd_3340eceed80aa4a62025-12-01 · +21dVerified by operator
South Carolina State AGbd_36bdda19f39a3c942025-12-01 · +21dVerified
Delaware State AGbd_5e138ad76c39ef7a2025-12-01 · +21dVerified by operator
Washington State AGbd_5fa5e741d0d862242026-04-15 · +114dVerified by operator

Showing first 10 of 16 linked disclosures.

Name: The Trustees of the University of Pennsylvania
norm: the trustees of the university of pennsylvania

Name: The Trustees of the University of Pennsylvania
norm: the trustees of the university of pennsylvania

Discovered: Nov 11, 2025
Breach occurred: Nov 11, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 1, 2025
Affected individuals: 2,722nationwide
Data types: —
Attack vector: Unknown
Threat actor: External

Time to disclose: 6 weeks(41 days from discovery to filing)
Compliance flags: OR AG ≤45d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 10 states

View merged incident ↗

California State AGDec 1 · first

Montana State AGDec 1 · first

Iowa State AGDec 1 · first

South Carolina State AGDec 1 · first

Delaware State AGDec 1 · first

Massachusetts State AG+1d

Texas State AG+2d

New Hampshire State AG+3d

Oregon State AG+21d · this page

Washington State AG+135d

Pattern: first filing Dec 1 (CA), last Apr 15 (WA) — a 135-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 16 — the full spread may be wider.

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://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 22, 2025
Raw hash: 9518e4025bfd6999266c82d514577c8fb8045c3ab75b80d0981eeb7e57a9b2f2

Linked disclosures

Ransomware claims (1)

Regulatory filings (9) · sorted by filing gap

Reporting entityThe Trustees of the University of Pennsylvania

Victim entityThe Trustees of the University of Pennsylvania

Incidentdiscovered Nov 11, 2025

ComplianceOR AG ≤45d

Extraction provenanceno artifact recorded

Source provenancejustice.oregon.gov