COLDCARD Seed Flaw Let Hackers Steal 594 BTC in 15 Minutes Cybercriminals COLDCARD Seed Flaw Let Hackers Steal 594 BTC in 15 Minutes Do Son August 1, 2026 0 The respected Bitcoin hardware wallet COLDCARD has disclosed a severe security failure. A build error dating back... Read More Read more about COLDCARD Seed Flaw Let Hackers Steal 594 BTC in 15 Minutes