T-Mobile launches investigation into data breach involving 37 million accounts

T-Mobile, the No.3 U.S. wireless carrier by subscribers, said on Thursday it was investigating a data breach involving 37 million postpaid and prepaid accounts and that it could incur significant costs related to the incident. The company, which has more than 110 million subscribers, said it identified malicious activity on January 5 and contained it… Read More T-Mobile launches investigation into data breach involving 37 million accounts