User loses 80 BTC after buying Ledger from CryptoBillis

This is a supply-chain compromise, not a Ledger protocol failure, and it shifts the trust question to reseller channels where hardware wallets are often bought at a discount. The scale — a single eight-figure position swept in one transaction — underscores that self-custody risk now sits as much in procurement as in key management. Whether second-hand or third-party sellers face any accountability, and whether buyers can verify device integrity before funding, is the open question.