The YubiKey 5 Series is a family of multi-protocol security keys enabling expanded use cases for strong two-factor, multi-factor, and passwordless authentication. The YubiKey 5 Series keys support FIDO2/WebAuthn, FIDO U2F, one-time-password (OTP), and smart card, and provide a choice of form factors for desktop, laptop, and mobile.
Hardware authenticator as a second factor, in addition to a password, for secure login.
Combination of a hardware authenticator with a PIN to secure high assurance requirements such as financial transactions or submitting a prescription.
Hardware authenticator delivering strong single factor authentication, replacing weak passwords, as part of a rapid but secure tap-and-go experience.