Emergency broadcast: COLDCARD vulnerability
from Bitcoin, Explained — The Technical Side of Bitcoin
The COLDCARD hardware wallet has a critical vulnerability. If you are using the COLDCARD to store bitcoin, move them to a secure location as soon as you can. More information: https://blog.coinkite.com/coldcard-mk3-seed-generation-warning/ https://blog.coinkite.com/entropy-technical-backgrounder/
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This episode was published on July 31, 2026.
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