Firefox displays error when trying to register a new FIDO U2F token...
Firefox displays error when trying to register a new FIDO U2F token (Yubikey) "Register FIDO U2F An unspecified error occurred"
- Problem: Cannot register Fast Identity Online (FIDO) Universal 2nd Factor (U2F) device, such as Yubikey, when using Firefox browser.
- Affects: Firefox browser v78.0.1 or earlier (as at time of writing).
- Cause: A library is not supported
- Solution: Use Chrome or another browser to register the device.
A future version of Magnus Box will improve compatibility with Firefox