Great news!
Seeing that the mini is now certified and other nitrokeys will soon follow, would you be able to apply/add them to the Microsoft database as well?
https://(learn.microsoft.com)/en-us/entra/identity/authentication/concept-fido2-hardware-vendor
I think it is needed for the keys to be allowed by default rather than asking the entra/azure admin to enable 3rd-party keys.