The telecom giant has suffered major breaches in the past resulting in FCC investigation into its data security practices.

Ten of the top 15 mobile carriers offer no way for consumers to opt-out of geolocation data collection, according to responses to the agency.

Attorneys general from New York, California and multiple other states issued alerts to consumers about the August 2021 T-Mobile incident.

The rule change could create additional reporting requirements for companies.

SIM-swapping can lead to identity and financial fraud.

The breach has sparked lawmaker concern.

The breach is the company's fifth since 2018.

It would be the fifth data breach the company has suffered since 2018.

The stolen funds would be worth $65,000 today, the suit claims.

The company called the intrusion "malicious, unauthorized access," but did not release details about the suspected intruders or their methods.