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杜克大学教授:比特币“51%攻击”威胁或被严重低估,攻击者仅需约 60 亿美元或可摧毁网络

2025-10-10 19:24:48

ChainCatcher 消息,最新研究显示比特币面临的 “51%攻击” 威胁被市场严重低估,攻击者仅需约 60 亿美元就能摧毁比特币。

杜克大学金融学教授 Campbell Harvey 在最新研究中警告,尽管比特币和黄金都被视为 “货币贬值交易” 的宠儿,但比特币面临的风险远超黄金。攻击者可通过购买价值 46 亿美元的硬件设备、投入 13.4 亿美元建设数据中心,再加上每周约 1.3 亿美元的电力成本,在一周内完成对比特币网络的控制。

通过衍生品市场做空比特币,攻击者可在比特币价格暴跌时获得巨额利润,足以覆盖攻击成本。不过美国比特币公司总裁 Matt Prusak 认为这种担忧被夸大,积累和部署挖矿设备需要数年时间,而且做空需要巨额抵押品,交易所也可能暂停可疑交易。

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