Feb 15, 2021
The exchange said it's working to bring services back online following the attack.
EXMO has confirmed an estimated $4 million of cryptocurrency was stolen through the exchange Poloniex during a hack on Dec. 21.
Using Ledger Vault's "battle-tested" custody tech, the exchange says security will be enhanced for users as well as other benefits.
EXMO says it is "assuming" the attacker had prior access to some of its hot wallet keys.
The incident saw losses of bitcoin, XRP, zcash, tether, ether and ethereum classic, according to early analysis.