cryptocurrency security

Coldcard Hack Exposes $130M Bitcoin Theft as Market Watches

A five-year-old vulnerability in Coldcard hardware wallets has triggered three waves of coordinated attacks over the past week, with blockchain-monitoring firms now estimating total losses at more than $130 million in Bitcoin stolen from approximately 4,585 addresses. The exploit, which affected firmware version 4.0.1 released in March 2021, compromised the wallet seed generation process on...