Coldcard's Keygen Flaw: Your 'Offline' Wallet Wasn't Quite Offline
An ongoing attack is exploiting a key-generation flaw in Coldcard hardware wallets — a reminder that 'air-gapped' is a promise, not a guarantee.
High severity, 3 of 4. Patch at your next window. Real impact, real exposure.Exploited in the wild
bitcoinhardware-walletcoldcard