The YubiKey 5 Series is a hardware-based authentication solution that provides superior defense against phishing, eliminates account takeovers, and meets compliance requirements for strong authentication.

The YubiKey offers enhanced security by combining hardware-based authentication and public key cryptography to effectively defend against phishing attacks and eliminate account takeovers. It supports multiple protocols, including FIDO2, Yubico OTP, OATH HOTP, U2F, PIV, and Open PGP. Users have a wide range of options for strong authentication, including not only two-factor authentication but also support for single-factor passwordless login and multi-factor authentication in conjunction with user touch and PIN.