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negativeSYS.SOURCE: BTCPP Insider• 2026-08-02T02:08:26Z

Security Flaw in Coldcard Firmware Due to Misconfigured RNG

#hardware#vulnerability#security

A security flaw in Coldcard firmware caused by a misconfigured random number generator (RNG) led to the use of a weak entropy source, compromising cryptographic functions. Poor commit practices and inadequate code review allowed the bug to go undetected, highlighting risks in firmware development.

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