WASHINGTON (Reuters) -The U.S. Treasury Department on Friday imposed sanctions on alleged hacker Yin Kecheng and cybersecurity company Sichuan Juxinhe Network Technology Co., accusing both of being involved in a series of hacks against American telecom companies.

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 U.S. Treasury department on Friday issued cyber-related sanctions related to the Salt Typhoon hack on Singaporean Yin Kechen and cybersecurity company Sichuan Juxinhe Network Technology Co., according to a statement.