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币安推出提现锁功能,应对“扳手攻击”等线下胁迫风险

2026-05-04 22:05:59

ChainCatcher 消息,据市场消息,币安宣布推出用户可控的 “提现保护”(Withdraw Protection)功能,旨在防范针对加密资产持有者的线下胁迫攻击(俗称 “扳手攻击”)。该功能允许用户主动锁定账户提现权限 1 至 7 天,并提供更严格的 “锁定模式”,在设定周期内无法提前解除。

Binance 表示,该锁定机制不可被平台客服覆盖,但属于内部策略控制,并非链上加密级锁定。币安首席安全官 Jimmy Su 表示,此举源于平台观察到的风险趋势,包括部分用户在高风险地区遭遇被迫转账的情况。通过设置提现延迟,可在极端情况下为用户争取应对与恢复时间。

数据显示,2025 年针对加密用户的线下胁迫事件显著上升,相关攻击往往绕过传统账户安全机制,因为操作由用户本人在压力下完成。业内认为,时间锁机制可在一定程度上改变这一风险模型。币安强调,该功能不影响执法机构依法采取行动,同时建议用户加强 API 密钥管理及隐私保护,以降低被针对风险。

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