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杜克大學教授:比特幣“51%攻擊”威脅或被嚴重低估,攻擊者僅需約 60 億美元或可摧毀網絡

2025-10-10 19:24:48

ChainCatcher 消息,最新研究顯示比特幣面臨的 "51%攻擊" 威脅被市場嚴重低估,攻擊者僅需約 60 億美元就能摧毀比特幣。

杜克大學金融學教授 Campbell Harvey 在最新研究中警告,儘管比特幣和黃金都被視為 "貨幣貶值交易" 的寵兒,但比特幣面臨的風險遠超黃金。攻擊者可通過購買價值 46 億美元的硬體設備、投入 13.4 億美元建設數據中心,再加上每週約 1.3 億美元的電力成本,在一週內完成對比特幣網絡的控制。

通過衍生品市場做空比特幣,攻擊者可在比特幣價格暴跌時獲得巨額利潤,足以覆蓋攻擊成本。不過美國比特幣公司總裁 Matt Prusak 認為這種擔憂被誇大,積累和部署挖礦設備需要數年時間,而且做空需要巨額抵押品,交易所也可能暫停可疑交易。

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