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 U.S. Treasury Department has sanctioned Yin Kechen and Sichuan Juxinhe Network Technology Co. for their alleged involvement in 'Salt Typhoon,' a series of hacks compromising American telecom companies.