Finally, you can use the your soloKey or other U2F key with openSSH. It is still very early support so you will have to do a bit of compiling yourself. Here’s how!
Sometimes a hardware key is not for added security but simply for added simplicity. This time I give a quick intro to how you can use a SoloKey (or other U2F/FIDO2 HW key) as a quick Linux login mechanism.