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COLDCARD wallet RNG flaw likely linked to $88 million Bitcoin theft

·Source: BleepingComputer

Updated:

Executive Summary

A vulnerability in COLDCARD hardware wallet firmware allowed attackers to steal an estimated $88.6 million in Bitcoin from thousands of wallets whose seeds were generated using a flawed random number generator. [...]

Analysis

A vulnerability in COLDCARD hardware wallet firmware allowed attackers to steal an estimated $88.6 million in Bitcoin from thousands of wallets whose seeds were generated using a flawed random number generator. [...]
Source Attribution

Originally published by BleepingComputer on Aug 2, 2026.

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