FIDO (“Fast IDentity Online”) authentication processes and systems are described. In an embodiment, a FIDO (“Fast IDentity Online”) authentication process includes a FIDO information systems (IS) computer system receiving a FIDO authentication request for a transaction from a user device, the FIDO authentication request including user data and user device authenticator data, then verifying the user data and user device authenticator data, selecting a FIDO-certified server based on a list of authorized authenticators, business rules and the user device authenticator data, and transmitting the FIDO authentication request to the selected FIDO server. The process also includes the FIDO IS computer system receiving an authentication result from the FIDO-certified server, and transmitting the authentication result to the user device.