
Coldcard Vulnerability: $89 Million in Bitcoin Drained from 4,500 Wallets: CryptoDailyInk
A critical vulnerability in a March 2021 Coldcard firmware release has led to the systematic draining of nearly $89 million in Bitcoin from over 4,500 addresses. Attackers are exploiting weak key generation, with a third, more sophisticated wave now targeting smaller balances and employing advanced on-chain obfuscation
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