By Suvashree Ghosh and Matt Haldane

A blockchain used by several cryptocurrency exchanges to move Bitcoin has been hacked for $320 million, the latest in a spate of breaches to shake confidence in digital-asset security.

Roughly 4,000 of the 4,200 Bitcoin held in a wallet used by Liquid Network were taken, the platform operator said in a post on X. It said the perpetrators appear to be “white-hat hackers” who exploit security flaws and typically return the funds, sometimes in exchange for a fee.

“Liquid wallets will be impacted, and we’re sorry for any inconvenience,” Liquid Network wrote, adding it has halted all new transactions. “Federation members are actively working on resolving this so we can restore normal network…