@Luis PerezYour understanding is correct. Using a [radius_duo_only] section or [duo_only_client] allows you to use the Duo Authentication Proxy only for secondary authentication. Whether or not this configuration is supported depends on the firewall ...
Hello Luis!You are correct that using our RADIUS integration requires an Active Directory or a RADIUS server for primary authentication.If you are instead looking to use a SAML IdP, as M02@rt37 suggested, you can instead use our SAML integration with...