1. `sudo apt install libu2f-udev`
2. Download [u2f.rules](https://github.com/Yubico/libu2f-host/blob/master/70-u2f.rules) file
3. Save the downloaded file under `/etc/udev/rules.d/`
4. Upon system reboot, U2F should be available (say from Chromium browser)

Credits to Angela for the article [Using Your U2F YubiKey with Linux](https://support.yubico.com/hc/en-us/articles/360013708900-Using-Your-U2F-YubiKey-with-Linux)