Security News
T-Mobile has revealed a second data breach that occurred in 2023, which reportedly exposed customer data and account PINs, leaving many T-Mobile users vulnerable to potential fraud and identity theft."In March 2023, the measures we have in place to alert us to unauthorized activity worked as designed and we were able to determine that a bad actor gained access to limited information from a small number of T-Mobile accounts between late February and March 2023," T-Mobile explained in a letter to customers affected by the breach.
T-Mobile disclosed the second data breach of 2023 after discovering that attackers had access to the personal information of hundreds of customers for more than a month, starting late February 2023. "In March 2023, the measures we have in place to alert us to unauthorized activity worked as designed and we were able to determine that a bad actor gained access to limited information from a small number of T-Mobile accounts between late February and March 2023," the company said in data breach notification letters sent to affected individuals just before the weekend, on Friday, April 28, 2023.
T-Mobile and millions of its customers have been the victims of another data breach - this one apparently carried out by hackers who knew how to exploit an application programing interface used by the carrier. The API did not leak other personal data such as payment card numbers, Social Security numbers, driver's license numbers, passwords, or PINs, according to T-Mobile.
US mobile phone provider T-Mobile has just admitted to getting hacked, in a filing known as an 8-K that was submitted to the Securities and Exchange Commission yesterday, 2023-01-19. On January 5, 2023, T-Mobile US [] identified that a bad actor was obtaining data through a single Application Programming Interface without authorization.
T-Mobile US today said someone abused an API to download the personal information of 37 million subscribers. A regulatory filing [PDF] disclosed one or more miscreants were able to access potentially the "Name, billing address, email, phone number, date of birth, T-Mobile account number and information such as the number of lines on the account and plan features" of each affected customer.
T-Mobile disclosed a new data breach after a threat actor stole the personal information of 37 million current postpaid and prepaid customer accounts through one of its Application Programming...
Argishti Khudaverdyan, the former owner of a T-Mobile retail store, was sentenced to 10 years in prison for a $25 million scheme where he unlocked and unblocked cellphones by hacking into T-Mobile's internal systems. "Removing the unlock allowed the phones to be sold on the black market and enabled T-Mobile customers to stop using T-Mobile's services and thereby deprive T-Mobile of revenue generated from customers' service contracts and equipment installment plans."
Experian and T-Mobile have reached separate settlements with 40 US states following a pair of data breaches in 2012 and 2015. Experian will be bearing the largest brunt of the fine, with $14 million coming from the credit reporting company.
A now-former T-Mobile US store stole at least 50 employees' work credentials to run a phone unlocking and unblocking service that prosecutors said netted $25 million. Argishti Khudaverdyan, 44, of Burbank, California, was found guilty of 14 criminal charges [PDF] by a US federal jury on Friday.
A former owner of a T-Mobile retail store in California has been found guilty of a $25 million scheme where he illegally accessed T-Mobile's internal systems to unlock and unblock cell phones. "From August 2014 to June 2019, Khudaverdyan fraudulently unlocked and unblocked cellphones on T-Mobile's network, as well as the networks of Sprint, AT&T and other carriers," details the announcement of the U.S. Department of Justice.