A FIDO U2F security key is a small USB and/or NFC based device. It is a hardware security token with modules for many security related use-cases. There are several brands of FIDO compliant keys, including NitroKey, SoloKey v2, and YubiKey. FIDO, in contrast to proprietary protocols like Yubico OTP, is hardware token agnostic and the … Continue reading Use FIDO U2F security keys with Fedora Linux