A software bug in popular hardware wallet Coldcard that led to the theft to this point of nearly 600 bitcoin worth roughly $38 million is prompting questions about security and whether managing private keys has become too risky for everyday investors. Coldcard firmware flaw led to the theft of at least $38 million in bitcoin, one of the biggest failures of Bitcoin self-custody to date. Security experts say the hack highlights growing operational risks around self-custody as cyber threats evolve…
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