DisclosureLens
UnknownMedium

T-MOBILE US, INC.

bd_1e1288f3cb5385b5 · schema v1 · pii pii-v2

Severity

Medium

Discovered

—

Filed

Mar 10, 2020

To disclose

—

Affected · nationwide

1,0277 in this filing

Confidence

95%
Full breach record for T-MOBILE US, INC. →5 incidents on file

T‐Mobile USA Inc reported a data breach to the Indiana Attorney General. The breach occurred on 2019-11-26 and was reported on 2020-03-10. 7 Indiana residents were affected. 1,027 individuals affected in total.

Incident timeline

Nov 26, 2019

Begins

Mar 10, 2020

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1,027 affectedView incident

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.