Mixin Highlights Self-Custody Risks After COLDCARD Entropy IncidentHong Kong, China, August 6th, 2026, ChainwireMixin Safe, a multisignature self-custody product developed by Mixin, enables users to manage their Owner Key with a hardware wallet and combines MPC and timelock mechanisms in a layered security architecture. Mixin highlighted how the recently disclosed COLDCARD random number generation issue has renewed industry attention on the security of hardware wallet key generation. Generated and managed by the user through a compatible software or hardware wallet. If the hardware wallet holding the Owner Key is compromised, an attacker would still lack the Members signature. Mixin will continue to monitor security practices and technical research across the crypto asset industry while improving Mixin Safe to provide users with more resilient self-custody options.