Could someone more knowledgeable explain why Non-resident passkeys need to have a username to make them work? Like, why can't the credential itself be it's own identifying factor if it's being generated deterministically anyway?
passkey
I've finally finished my guide to using Yubikeys. If I had to set up my keys today, this is what I would do.
If you're curious, here it is:
https://s1m.fr/guide-yubikeys/