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Ledger 安全团队披露 Trezor Safe 7 所用芯片硬件漏洞,Trezor 称用户资金安全

2026-06-03 20:27:08

ChainCatcher 消息,据 The Block 报道,Ledger 旗下 Donjon 安全团队在实验室环境下,通过精密激光攻击绕过 Trezor Safe 7 所用 TROPIC01 芯片的固件验证机制,可在攻击者持有设备实物的前提下加载未授权固件。

芯片厂商 Tropic Square 进一步发现,该芯片用于 PIN 验证的 MAC-and-Destroy 安全机制存在额外攻击路径,但将在强化版芯片于 2026 年底推出前暂不公布细节。

Trezor 表示,PIN、助记词备份和私钥从未存放在单一芯片上,已通知合作方且普通用户无需操作,目前可通过关闭芯片 MAINTENANCE 模式降低攻击可行性。

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