The Treasury Department has announced sanctions in connection with a massive Chinese hack of American telecommunications companies and a breach of its own computer network.

The Biden administration on Friday announced sanctions on two Chinese entities accused of cyberattacks, including a firm it said is directly involved in the recent espionage campaign against US telecommunications firms and a hacker behind the recent breach of Treasury Department computers.

The Treasury Department on Friday sanctioned Chinese firm Sichuan Juxinhe Network Technology Co. and Shanghai-based hacker Yin Kecheng for their roles in major hacks that allowed access to sensitive,

The U.S. Department of the Treasury's Office of Foreign Assets Control (OFAC) has sanctioned Yin Kecheng, a Shanghai-based hacker for his role in the recent Treasury breach and a company associated with the Salt Typhoon threat group.

The Treasury Department imposes sanctions following a significant Chinese cyberattack on US telecom firms and its own network breach.