MisuseTelecom & MediaInformationPrivilege AbuseCustomer Data InvolvedData ExfiltratedPIIIDENTITY_BASICIDENTITY_GOVERNMENTAUTHENTICATIONFINANCIAL_ACCOUNTMediumContained
T-MOBILE USA, INC.
bd_d0a0d4c09bfccbd4 · schema v1 · pii pii-v1
Full breach record for T-MOBILE USA, INC. →T-Mobile USA insider wrongdoing: an unauthorized individual accessed one customer account on 2026-01-12; discovered 2026-03-05. Exposed data may include name, address, email, account number, phone numbers, account PIN, driver's license, date of birth, and SSN. One Maine resident affected. T-Mobile reset the PIN and offered 24 months of free credit monitoring via TransUnion myTrueIdentity.
Maine clockDiscovered Mar 5, 2026 → Filed with AG Mar 31, 202626d ✓ ME AG ≤30d26 days discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/27081007-b52d-431c-b5c6-ddf4839f914f.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 31, 2026
- Raw hash
- 7a143afbc0c9e7e5c2954d1cdab5f7295e353f34c4e8cd666fe461641beddf24
Reporting entity
- Name
- T-MOBILE USA, INC.norm: t mobile usa
- Domain
- t-mobile.com
- Industry
- Other Commercial
Victim entity
- Name
- T-MOBILE USA, INC.norm: t mobile usa
- Domain
- t-mobile.com
- Industry
- Other Commercial
- Industry
- Telecom & Mediallm
Incident
- Discovered
- Mar 5, 2026
- Materiality determined
- —
- Notification sent
- Mar 31, 2026
- Affected individuals
- 1
- Data types
- PIIIDENTITY_BASICIDENTITY_GOVERNMENTAUTHENTICATIONFINANCIAL_ACCOUNT
- Attack vector
- Insider
- Threat actor
- Internal
- Initial access
- insider_action
Compliance
- Time to disclose
- 26 days(26 days from discovery to filing)
- Compliance flags
- ME AG ≤30d · 26d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Mar 5, 2026→ Filed with AG: Mar 31, 202626d 30 days ME AG ≤30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.