Security Key
N/A
安全密钥
Security Key · N/A · 安全密钥 · si-KYOOR-ih-tee kee · hardware key · FIDO key · YubiKey-like · Digital Security · 2fa · hardware · phishing-resistantDigital Securityhardware key FIDO key YubiKey-like/si-KYOOR-ih-tee kee/
Also known as: hardware key, FIDO key, YubiKey-like
Last updated August 9, 2026
Definition
A security key is a physical device used for phishing-resistant sign-in (often FIDO/WebAuthn) — you tap or insert it to approve login.
Real-World Example
Requiring a hardware security key for admin accounts stops many remote phishing takeovers.
References
Related terms
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