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2026-07-31 15:33:56 UTC

$38M Coldcard Heist: The Bitcoin Self-Custody Nightmare

📰 **In this week's issue:**



📰 **$38M Coldcard Heist: The Bitcoin Self-Custody Nightmare**
✍️ by Rhodes

This isn't fear-mongering—it's what happened to roughly 500 Bitcoin holders on July 30, 2026. An attacker drained 594 BTC (worth over $38 million) from Coldcard hardware wallets. Here's the kicker: the victims never made a mistake. Their wallets were compromised by a firmware bug that had been hiding in plain sight since March 2021.

🔗 https://nostrmag.com/article/w31bitcoin03

📊 id#517648947