Zero-trust and zero-knowledge pros, Keeper Security, have introduced support for hardware security keys as a single Two-Factor Authentication (2FA) method. Implementing user authentication with only a hardware security key enhances overall security by providing a robust physical second factor, mitigating remote attacks and reducing dependency on mobile devices. Administrators can enforce the use of a hardware key as the sole 2FA method and mandate even more robust restrictions by requiring the use of a PIN....
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