Running version 184.108.40.206 of the U2F.Core library
This demo will let you create a user and enroll a U2F device, then authenticate yourself using the enrolled device. Source code for this demo site can be found at GitHub https://github.com/brucedog/U2F_Core. This requires a U2F device, as well as a browser with U2F support. Start by registering a user, then try logging in.
Note: the user names and passwords are stored in a cached and expire after 30 minutes.