V2EX security-key

Security Key

Definition / 释义

security key:安全密钥;也常指用于登录/二步验证的硬件安全钥匙(如 FIDO/U2F 设备),用来证明身份并保护账户免受未经授权的访问。(在不同语境下也可泛指“安全相关的钥匙/关键凭证”。)

Pronunciation / 发音(IPA)

/skjrti ki/

Examples / 例句

I use a security key to sign in to my email.
我用安全密钥(硬件安全钥匙)登录我的邮箱。

To reduce phishing risk, the company requires every administrator to register a security key and rotate backup codes regularly.
为降低钓鱼风险,公司要求每位管理员登记安全密钥并定期更换备用验证码。

Etymology / 词源

security 来自拉丁语 securus(“无忧的、安全的”),经法语进入英语;key 原义为“钥匙”,在密码学与计算机领域引申为“用来加解密或验证身份的关键数据/凭证”。合在一起,security key 强调“用于安全目的的关键凭证”,现代常特指硬件验证设备。

Related Words / 相关词

In Literature / 文献与作品中的用例

  • Applied Cryptography(Bruce Schneier)讨论密钥(key)与安全机制时常使用 “security key/keys” 等表述
  • Cryptography Engineering(Niels Ferguson, Bruce Schneier, Tadayoshi Kohno)涉及安全密钥管理、认证与协议设计语境
  • The Web Application Hacker’s Handbook(Dafydd Stuttard, Marcus Pinto)在身份验证与防护章节中会提到安全令牌/安全密钥等概念
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