神鱼:美国执法部门通过随机性缺陷掌握2020年12万枚比特币私钥

Odaily
Oct 16

Odaily星球日报讯 Cobo 联合创始人神鱼发文称,美国执法部门已掌握 2020 年神秘转移的 12 万枚比特币私钥,这批资产目前价值约 150 亿美元。据披露,执法机构并非通过破解或入侵方式获得私钥,而是因发现这些私钥在生成时存在随机性缺陷。据不完全统计显示,受该漏洞影响的地址超过 22 万个,完整列表已公开。这些钱包的私钥由有缺陷的伪随机数生成器(PRNG)产生。由于PRNG使用了固定的偏移量(offset)和模式,导致私钥的可预测性增加。目前仍有用户持续向相关地址转账,显示漏洞风险尚未完全消除。

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