The US Treasury was hacked by a China-state-sponsored actor, who stole a key to access unclassified documents. This follows other incidents where Chinese groups infiltrated US firms like AT&T, stealing large volumes of cellphone data and exposing sensitive information. China has denied any involvement, calling these accusations groundless and false. The extent of the recent attack is still unclear.

LockBit ransomware group falls victim to hackers itself
A data leak has disclosed information about negotiations with victims, Bitcoin wallet addresses, affiliate accounts, and details of attacks.