Regulator-posted notice

Breach notice filed by The Trustees of the University of Pennsylvania (April 2026)

Organization named: The Trustees of the University of Pennsylvania Provisional: identity as filed, not yet matched to the directory

What the sources say

Washington Attorney General data breach notifications Primary notice

Posted on the Washington Attorney General data breach notifications with a submission date of April 15, 2026.

Organization as reported: The Trustees of the University of Pennsylvania
Information types as reported: Name; Full Date of Birth
Incident dates as reported: Oct. 30, 2025
Submission date: April 15, 2026
Observed by BreachRecords: 2026-10-19 04:56 UTC (revision 25211, page:2:row:16)
Archived copy: Held in the private archive (provenance)

The listing records a filing with the agency; it is not a finding by the agency.

Washington data breach notifications dataset (data.wa.gov sb4j-ca4h) Duplicate filing

Posted on the Washington data breach notifications dataset with a submission date of April 15, 2026.

Organization as reported: The Trustees of the University of Pennsylvania, PA
Entity type as reported: Education
Category as reported: Cyberattack; Other
Incident dates as reported: Oct. 30, 2025 to Oct. 31, 2025
Discovery date as reported: Oct. 31, 2025
Submission date: April 15, 2026
Observed by BreachRecords: 2026-11-01 20:03 UTC (revision 63856, row:1572)
Extraction: Parsed from a document; extraction confidence 0.85
Archived copy: Held in the private archive (provenance)

The listing records a filing with the agency; it is not a finding by the agency.

Figures, per source

5,878 individuals affected (residents of the reporting state), according to the Washington Attorney General data breach notifications, source date April 15, 2026, revision observed 2026-10-19.
5,878 individuals affected (residents of the reporting state), according to the Washington data breach notifications dataset, source date April 15, 2026, revision observed 2026-11-01.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2026-04-15Submission date (Washington Attorney General data breach notifications)
2026-04-15Submission date (Washington data breach notifications dataset)
2026-10-19Observed by BreachRecords (revision 25211)
2026-11-01Observed by BreachRecords (revision 63856)
2026-11-04Approved by a reviewer

Organizations linked by a reviewer

The Trustees of the University of Pennsylvania Named as the filer Provisional: identity as filed, not yet matched to the directory Linked 2026-11-04, method manual.

Archived evidence

264d45f73831ec8fc298837002b836f792a7cfd7f3d6b4d2128484a23223c042
text/csv, 453,656 bytes, retrieved from Washington data breach notifications dataset, 2026-11-01 20:03 UTC. Archived privately · Provenance · Source page
a9596761869f60370551b1001620c011e8b892d25f440e408d3928a09f7fd57f
text/html, 154,668 bytes, retrieved from Washington Attorney General data breach notifications, 2026-10-19 04:56 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

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