As President-elect Donald Trump enters his second term Monday, he’s facing down an unprecedented foreign threat: Chinese hackers. In the last several years, three distinct Chinese hacking campaigns have occurred in the United States — even reportedly infiltrating U.

The Biden administration on Friday made one final push to expose what officials say is a rampant Chinese cyber-espionage campaign by identifying a company and a person allegedly behind a pair of damaging hacks aimed at senior US officials.

The sanctions against a lone hacker and a private company are Biden’s final salvo against the Chinese government’s audacious recent cyberespionage.

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

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

The US Treasury Department announced in a letter back in December that it had been the victim of a security breach, attributing it to a “China state-sponsored Advanced Persistent Threat actor.” Now we know more about the extent of the hack,