US Treasury says Chinese hackers stole documents in 'major incident'

WASHINGTON, D.C.: Chinese government-linked hackers broke into the U.S. Treasury Department's computer systems this month, stealing documents in what Treasury officials called a "major incident."

The breach, detailed in a letter to lawmakers seen by Reuters, involved hackers exploiting the cybersecurity company BeyondTrust.

The hackers accessed a security key used by BeyondTrust for a cloud-based service