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Regulator-posted notice

Breach notice filed by T‐Mobile USA, Inc. / Experian (October 2015)

Organization named: T‐Mobile USA, Inc. / Experian Provisional: identity as filed, not yet matched to the directory

What the sources say

Indiana data breach year-to-date reports Primary notice

Listed in the Indiana Attorney General's data breach report for 2022 with a notification date of Oct. 1, 2015.

Organization as reported
T‐Mobile USA, Inc. / Experian
Incident dates as reported
Sept. 14, 2015
Notification date
Oct. 1, 2015
Observed by BreachRecords
2026-10-19 04:58 UTC (revision 36947, pdf:2022:page:33:row:1138)
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

  • 15,100,000 individuals affected (total reported), according to the Indiana Attorney General's data breach reports, source date Oct. 1, 2015, revision observed 2026-10-19.

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.

  • Notification date (Indiana Attorney General)
  • Observed by BreachRecords (revision 36947)
  • Approved by a reviewer

Organizations linked by a reviewer

  • T‐Mobile USA, Inc. / Experian Named as the filer Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • e47b3ec8964974bcf800306582c0a0217615c52263730d8774c47ccdc6458705
    application/pdf, 171,341 bytes, retrieved from Indiana Attorney General, 2026-10-19 04:58 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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