Coinbase estimated that it would have to spend between $180 million to $400 million “relating to remediation costs and ...

Coinbase, the largest cryptocurrency exchange based in the U.S., said Thursday that criminals had improperly obtained ...

Those employees had been fired, and the company said it stepped up its fraud prevention efforts. Coinbase said it received an email from the attackers on Sunday demanding a ransom of $20 million ...

Those employees had been fired, and the company said it stepped up its fraud prevention efforts. Coinbase said it received an email from the attackers on Sunday demanding a ransom of $20 million ...