Ledger Supply-Chain Implant Drained $102M from Wallets
A hardware implant embedded in Ledger devices sold through CryptoBilis transmitted recovery phrases over LTE, draining $102M from 324 wallets across six networks.
Hardware Wallet Security
Coldcard Theft: When Hardware Wallets Fail Like Banks
A firmware flaw in Coldcard wallets enabled $89 million in Bitcoin thefts across three waves. The FBI may know the first attacker's identity.