In April 2018, Coinsecure's chief security officer Dr. Amitabh Saxena exposed the exchange's private keys while attempting to distribute Bitcoin Gold to customers. The keys were exposed online for over 12 hours, allowing attackers to steal 438 BTC (~$3.3M). Saxena was arrested as a prime suspect.

A failed cold storage restoration exercise seems to have exposed private keys intended for offline storage (effectively making them online). However, the CEO has expressed an insider’s involvement. Police found private keys exposed online for more than 12 hours.