Elon Musk has confirmed he wants to put the U.S. Treasury on a blockchain, the technology that underpins bitcoin and other

Treasury Secretary Scott Bessent gave Mr. Musk’s representatives at the so-called Department of Government Efficiency a powerful tool to monitor and potentially limit government spending.

Elon Musk said his “DOGE team” of government efficiency enforcers is shutting down some payments to federal contractors, suggesting that the world’s richest man may have access to sensitive systems used at the US Treasury Department.