You can also use Trezor.io instead of Yubikey for ssh login. https://blog.trezor.io/openssh-with-fido2-and-trezor-e565c2277 https://blog.trezor.io/openssh-with-

You can also use Trezor.io instead of Yubikey for ssh login. https://blog.trezor.io/openssh-with-fido2-and-trezor-e565c2277 https://blog.trezor.io/openssh-with-fido2-and-trezor-e565c22... Advantage of Trezor is that it has better backup system and can be used for more things in general.