At a press conference on Friday, when asked about Coincheck's security practices, there was an awkward pause before president Wakata Koichi Yoshihiro batted the question away, electing to issue an apology instead. The Coincheck Hack by Numbers. The magnitude of the Coincheck hack, a haul which exceeds any other, can be seen by comparing it alongside real world record-breakers. The bumper robbery was worth around half the NEM stolen from Coincheck. Being approved by the Financial Services Agency, but it's emerged that Coincheck was not registered with the FSA. The only way for Coincheck to pay back its customers may be for it to be allowed to continue trading.