Security
COLDCARD releases firmware 5.6.1 after $114M exploit drained 1,816 BTC from hardware wallets
Crypto Briefing·August 21, 2026·1 min read
COLDCARD released firmware 5.6.1 after a $114M exploit drained 1,816 BTC from hardware wallets. The incident underscores the critical need for robust security measures in hardware wallets, emphasizing user involvement in seed generation. The update aims to address vulnerabilities and protect users from similar attacks in the future.
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