T-Mobile Breach Exposes Personal Data of Nearly 50 Million Users

After their announcement of investigating a data leak online offering to sell personal information of cellphone users, T-Mobile revealed that the personal data of their postpaid and prepaid customers, along with former and prospective customers, had been exposed in a data breach..

The names, Social Security numbers and information from driver’s licenses and other identification of over 40 million former and prospective customers that applied for T-Mobile credit were exposed in a recent data breach, NPR reported. Along with these 40 million customers, about 7.8 million current T-Mobile postpaid customers also appear to be compromised, says the company, exposing nearly 50 million customers’ personal data. For their postpaid customers, no phone numbers, account numbers, PINs, passwords or financial information from the nearly 50 million records and accounts were compromised.

The company ways that it will proactively reset all the PINs on those accounts. This comes after the company said it was investigating a leak of data after someone on an online forum offered to sell the personal information of cellphone users. T-Mobile says that it will immediately offer two years of free identity protection services and is recommending that all postpaid customers change their PIN.