Yubico has several different YubiKeys that support the FIDO Alliance U2F protocol: FIDO U2F Security Key, YubiKey 4, YubiKey 4 Nano, YubiKey 4C, YubiKey NEO, and more. The FIDO U2F Security Key supports only the FIDO U2F protocol.

(View all of the U2F-enabled YubiKeys on our comparison page.) The keys are available from Amazon and the Yubico webstore.

To see where else you can use your FIDO U2F Security Keys and YubiKeys, see our FIDO U2F page.

in Universal 2nd Factor (U2F)