In early December 2024, the U.S. Department of the Treasury experienced a cybersecurity breach. Though China denies involvement, the breach is attributed to a Chinese state-sponsored Advanced Persistent Threat (APT) actor.

In a letter sent Monday and shared first with Semafor, Rep. Raja Krishnamoorthi, D-Ill., the top Democrat on the House select committee on China, raised concerns about the breach to Treasury Secretary Janet Yellen and asked for a meeting to discuss the situation by Jan. 15.

China expert Gordon Chang muses that the CCP might have wanted to show the world that US networks are "not safe" from their interference.

Hackers connected to China's government successfully breached several Treasury Department workstations and accessed unclassified documents, according to a letter to Congress on Monday. Why it matters: The U.

China slammed the U.S. Treasury's sanctions against cybersecurity firm Integrity Technology Group for its alleged role in hacking incidents.