Bitcoin Steadies Near $64,000 as Coldcard Hack Exposes ‘Brute-Forceable’ Cold Wallet Flaw
Bitcoin traded near $64,267 on Tuesday, up 0.9% on the day, as investors digested the fallout from a Coldcard exploit that drained at least $100 million from 7,300 wallets. The hack, stemming from a 2021 firmware bug that cut seed randomness to 40 bits, has become the third-largest crypto theft of 2026 and pushed July losses to $247 million, the second-worst month of the year.
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