T-Mobile US—Suffered multiple major data breaches exposing millions of customers
T-Mobile has experienced repeated data breaches (2009, 2015, 2017, 2018, 2019, 2020, 2021, 2023, 2024). The 2021 breach exposed 40+ million customers' SSNs, leading to a $350M settlement. In 2024, the FCC imposed a $31.5M fine. In November 2024, T-Mobile was targeted by Chinese hacker group 'Salt Typhoon' infiltrating US telecom networks.
Scoring Impact
| Topic | Direction | Relevance | Contribution |
|---|---|---|---|
| Data Security | -against | primary | -1.00 |
| Overall incident score = | -0.680 | ||
Score = avg(topic contributions) × significance (critical ×2) × confidence (0.68)× agency (negligent ×0.5)
Evidence (2 signals)
Suffered multiple major data breaches exposing millions of customers
T-Mobile has experienced repeated data breaches (2009, 2015, 2017, 2018, 2019, 2020, 2021, 2023, 2024). The 2021 breach exposed 40+ million customers' SSNs, leading to a $350M settlement. In 2024, the FCC imposed a $31.5M fine. In November 2024, T-Mobile was targeted by Chinese hacker group 'Salt Typhoon' infiltrating US telecom networks.
Suffered multiple major data breaches exposing millions of customers
T-Mobile has experienced repeated data breaches (2009, 2015, 2017, 2018, 2019, 2020, 2021, 2023, 2024). The 2021 breach exposed 40+ million customers' SSNs, leading to a $350M settlement. In 2024, the FCC imposed a $31.5M fine. In November 2024, T-Mobile was targeted by Chinese hacker group 'Salt Typhoon' infiltrating US telecom networks.