Coinbase says it will seek the harshest penalties against the crooks, who stole tens of thousands of client records.

Coinbase expects to pay $180 million to $400 million relating to remediation costs and voluntary customer reimbursements related to this incident, which saw attackers gain access to users personal information.

The cryptocurrency exchange estimated preliminary expenses of $180 million to $400 million for remediation costs and voluntary customer reimbursements.