
Coldcard Emergency - MOVE YOUR BITCOIN NOW
By Guy Swann
Aired Jul 31, 2026 · 29m · Last boosted Jul 31, 2026
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Show Notes
This is an emergency episode to warn everyone of the catastrophic Coldcard entropy bug that’s letting attackers regenerate users’ keys and drain wallets without device access. I walk through concrete, step‑by‑step instructions to move your coins to safety (including using Sparrow, Nunchuck, and even exchanges as a last resort), who’s most at risk across MK3, MK4, MK5, and Q devices, and what this means for hardware wallets, AI‑driven security research, and multi‑sig going forward. This is the worst hit to self custody in Bitcoin's history. All we can do is act as quic...
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I have a couple MK3s myself. Very humbling to see how this transpired and I am so sad for those affected.
























