Altcoin Daily urgent Coldcard drain warning
altcoindaily-2083057128244437443
- Author
- @AltcoinDaily
- Organisation
- independent
- Evidence role
- social statement
- Posted
- 31 Jul 2026, 05:08 UTC
- Capture status
- capture held
Altcoin Daily warns that roughly 594 BTC (~$38M) has been stolen from dormant single-sig Coldcard Mk3 wallets generated between 2021 and 2023, identifies the cause as a 2021 firmware entropy bug, and excludes Ledger and Trezor. Held as a reported early media warning with a specific risk profile; the figures and attribution are not verified here.
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