Number of hacked T-Mobile Customers Keeps Growing as Investigation Continues
The reported number of T-Mobile current, former, and prospective customers impacted by the latest T-Mobile data breach has increased again. Last week, hackers posted a tranche of stolen data they claimed was heisted from mobile carrier T-Mobile. According to the cybercriminals, they exfiltrated about 100 million customer records.
Vice’s Motherboard magazine reported that cybercriminals were selling T-Mobile customer data I’m online forum. On August 18, T-Mobile acknowledged that they indeed were hacked again.
This is the fifth time since 2018 that T-Mobile servers have been hacked and customer data was stolen.
Initially, T-Mobile said that about 48 million customers and prospective customers were impacted by the data breach. Today the company said that the number of affected customers is estimated at about 54 million.
screenshot of forum post selling T-Mobile database (below)
Hacked T-Mobile Customers Include
- 13.1 million current T-Mobile postpaid customers
- 40 million former or prospective T-Mobile customers
- 667,000 accounts of former T- Mobile customers
- 850,000 active T-Mobile prepaid customers
The postpaid customers had their full names, birthdates, social security numbers, and driver’s license/ID information stolen.
The 40 million former or prospective T-Mobile customers’ full names, birthdates, social security numbers, and driver’s licenses or other government ID were exfiltrated by the hackers.
The former T-Mobile customers’ names, phone numbers, addresses, and birthdates were compromised.
The last group of 850k active customers had their names, phone numbers’and account PINs stolen.
“We have no indication that personal financial or payment information, credit or debit card information, account numbers, or account passwords were accessed,” maintains T-Mobile.