Mark Karpel è s, former CEO of Mt. Gox, revealed that the Ledger hardware wallet suffered a supply chain attack, resulting in the theft of $100 million, of which $86 million was transferred out within 24 hours. Mark Karpel è s discovered spy implants and contacted Ledger three weeks before the funds were stolen, but received no response. The implant has a built-in hidden cellular modem that can read screen mnemonic words and pass Ledger checks, even if a password phrase is set, it cannot avoid theft. Mark Karpel è s said that with $5 million, he could create implants that require X-rays to detect. (Source: Bitcoin News)
