Chinese hackers accessed over 400 computers and over 3,000 unclassified files when they infiltrated the U.S. Treasury.

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,

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

U.S. Treasury Secretary Janet Yellen is warning that the government will reach its debt limit on Tuesday and will need to take “extraordinary measures” to avoid risking a potentially catastrophic default.