$40M in BTC Stolen due to Coldcard wallet vulnerabilityAn exploiter reportedly drains approximately $40M in $BTC from 500 Coldcard wallets following a critical breach of the device’s key-generation firmware.The attacker executed a coordinated drainage of the affected addresses within a 25-minute window.The exploit targeted a specific entropy flaw in the hardware’s derivation-path logic, enabling private key reconstruction.On-chain monitoring confirms the rapid movement of funds into high-obfuscation mixers. ...