You have to turn U2F support on with a hidden config at the moment if you want to use it in Firefox: https://www.yubico.com/2017/11/how-to-navigate-fido-u2f-in-

You have to turn U2F support on with a hidden config at the moment if you want to use it in Firefox: https://www.yubico.com/2017/11/how-to-navigate-fido-u2f-in-firefox-quantum/ https://www.yubico.com/2017/11/how-to-navigate-fido-u2f-in-f...