Recovery Seeds Reportedly Breached for Coldcard Hardware Bitcoin Wallets, $75M Taken

据报道，Coldcard硬件比特币钱包的恢复种子遭泄露，7500万美元被盗。

来源: nerds.xyz | 主题: Bitcoin | 评论: 33

时间: on Saturday August 01, 2026 @09:48PM

"A hardware wallet is supposed to be the safest place to keep Bitcoin," writes The Street , since it never connects to the internet, its keys never leave the device, and "the whole point is that an attacker would need to physically hold it to steal anything." The problem is that anyone who can reproduce the recovery seed doesn't need to possess the COLDCAR, Nerds.xyz points out . More from The Street : [The recovery seed] is supposed to come from a hardware random number generator producing 128 bits of entropy, a number so large that guessing it is computationally impossible. It wasn't. According to Block's engineering team a single code change on March 1, 2021 caused the firmware to silently fall back to a software-based generator instead of the hardware one. On Mk3 devices the effective

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