Yubico YubiKey 5 Series Hardware Security Key (USB)

The YubiKey 5 Series by Yubico is a hardware-based authentication solution that defends against phishing, prevents account takeovers, and enables strong authentication and passwordless workflows. As a USB token it supports FIDO2/WebAuthn, FIDO U2F, Yubico OTP, OATH-TOTP/HOTP, PIV (Smart Card) and OpenPGP, giving broad options for two-factor, multi-factor and passwordless authentication. The keys are durable, water- and crush-resistant with no batteries or network connectivity required, and are compatible with major services including Google and Microsoft, password managers, and operating systems such as Windows, macOS, ChromeOS and Linux. The compact design fits easily on a keychain for portable protection and registering a spare key is recommended to ensure account access.