T-Mobile has confirmed they were targeted by hackers, likely China’s Salt Typhoon, but reiterated that the attack was blocked. It came to light earlier this month that T-Mobile has also been targeted by the Chinese threat group Salt Typhoon in a major cyberespionage campaign targeting several telecommunications companies in the United States. At the time, T-mobile said it saw no significant impact to its systems or data. The attack originated from a wireline provider’s network connected to T-Mobile’s own network. The connection to this provider was quickly cut off and the company says it currently does not see these or other attackers in its systems. 

Read more: https://www.securityweek.com/t-mobile-shares-more-information-on-china-linked-cyberattack/