When configuring SSHD on a Linux server to use Azure MFA through RADIUS, is it possible to configure the MFA server so that it does not request a first factor?
My use case is that I want authentication with public key followed by Microsoft Authenticator. However, it seems that Azure MFA requests the Windows password each time, disabling public key authentication.
I am using the following as a guide:
SSH secure access using Azure multifactor authentication