Salt Typhoon is perhaps best known as the group who infiltrated the networks of nine major US telecommunications companies and internet providers, including Verizon and AT&T in the largest telecoms hack in US history.

State-sponsored Chinese hackers breached U.S. Treasury Secretary Janet Yellen’s computer, accessing thousands of unclassified documents in December, anonymous sources told

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.