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Binance 被盜地址已撤銷 EIP-7702 授權

2026-10-30 08:44:09

ChainCatcher 消息,据鏈上數據顯示,Binance 被盜熱錢包之一的 Binance 14 已於 10 月 30 日北京時間 8:10 撤銷 EIP-7702 授權。Binance 此次事件涉及 EIP-7702 授權機制,簽署此類授權後,錢包將由一段特定程序接管,直至授權撤銷。

這次攻擊濫用了該機制。攻擊者設法讓 Binance 的熱錢包簽署了一份 EIP-7702 授權,將錢包的控制權委託給攻擊者預先部署的惡意清掃器合約。授權一旦生效,該惡意合約就獲得操作錢包的權限,可以自動將資產批量轉走,整個過程不再需要錢包主人的額外簽名。

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