Start by clicking the + button next to Fido 2 under federation scenarios. Then give the scenario a friendly name and description and click Next.

Select existing or create new primary user store.

Enter a search filter. This will be used to locate the authenticating user.  Configure the search base by browsing through clicking "Choose" or manually enter the search base root. None of the values may be blank.

Configure the entity id of this IDP. Note that this ID MUST be unique within the federation and installation of the PhenixID system.

Post SSO URL must be accessible for the clients targeted for this SAML federation. Pattern of the POST SSO URL must by in the format https://<host>/saml/authenticate/<unique_identifier>  

The ending unique identifier is what is used by the system to route the request to the appropriate IDP.

Select one of the keystore uploaded earlier.

Enter the attribute used as the user identifier. This is the attribute the user will enter at login. This is also the value that will be marked as the nameid in the assertion token. Any additional attributes incorporated in the assertion (SAML Attribute statement) is entered in the "Additional attributes" section. Multiple attributes are separated by comma.

Select the default service provider used when performing unsolicited SAML. Solicited requests will be handled automatically, using the SP entity id from the SAML authentication request. The list of known SPs is provided through the sum of alla metadata uploaded.

Click create and after a couple of seconds the IDP is ready to handle incoming authentication requests.

Additional configuration or deletion is done by expanding the heading and clicking the desired name of what needs to be edited.