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富達數位資產:比特幣私鑰面臨未來量子風險

2026-09-03 09:39:57

ChainCatcher 消息,据 Bitcoin.com 報導,富達數字資產發布分析報告,指出未來量子計算機可能從暴露的公鑰中推導出比特幣私鑰,威脅資產安全。現有比特幣交易依賴橢圓曲線數字簽名算法或 Schnorr 簽名,足夠強大的量子計算機運行 Shor 算法可破解該加密假設。

報告評估 SHRINCS 後量子簽名方案作為潛在升級路徑------提供緊湊的 48 字節公鑰,狀態簽名範圍為 548 至 4,619 字節,並設有 5,777 字節的無狀態備用路徑以應對狀態丟失。但量子抗性簽名將大幅增加交易數據大小,消耗更多區塊空間,降低網絡吞吐量,在擁堵時推高交易費用。實施此類升級需要新的共識規則(可能通過軟分叉)以及錢包、礦工、交易所和托管機構的廣泛支持。富達今年 7 月與其他八家機構共同資助 1,500 萬美元比特幣安全計劃,涵蓋抗量子研究。

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