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Regulator-posted notice

Breach notice filed by Trans Union LLC. (August 2025)

Organization named: Trans Union LLC. 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 Aug. 27, 2025.

Organization as reported
Trans Union LLC.
Information types as reported
Name; Social Security Number; Full Date of Birth
Incident dates as reported
July 28, 2025
Submission date
Aug. 27, 2025
Observed by BreachRecords
2026-10-19 04:56 UTC (revision 25341, page:4:row:47)
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 Aug. 27, 2025.

Organization as reported
Trans Union LLC., IL
Entity type as reported
Finance
Category as reported
Unauthorized Access
Incident dates as reported
July 28, 2025 to July 29, 2025
Discovery date as reported
July 30, 2025
Submission date
Aug. 27, 2025
Observed by BreachRecords
2026-11-01 20:03 UTC (revision 63739, row:1455)
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

  • 88,689 individuals affected (residents of the reporting state), according to the Washington Attorney General data breach notifications, source date Aug. 27, 2025, revision observed 2026-10-19.
  • 88,689 individuals affected (residents of the reporting state), according to the Washington data breach notifications dataset, source date Aug. 27, 2025, 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.

  • Submission date (Washington Attorney General data breach notifications)
  • Submission date (Washington data breach notifications dataset)
  • Observed by BreachRecords (revision 25341)
  • Observed by BreachRecords (revision 63739)
  • Approved by a reviewer

Organizations linked by a reviewer

  • Trans Union LLC. 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
  • 41b02e6041dbda710de14f3ebfd9ceb619d9eba2f524b08bacbc21c072e61730
    text/html, 155,994 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

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by Trans Union LLC. (August 2025). We acknowledge every request within two business days. We reply by email.

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