WsFederationServiceFactory builds upon the existing
IdentityServerServiceFactory with both mandatory and optional services.
The UserService and therefore the user store will be the same as that registered in Identity Server.
- Implements the retrieval of relying party configuration data (interface)
- Implements custom additional validation of sign in requests (interface)
- Implements claims transformation based on both requesting user and relying party (interface)
- Models the logic when validating post logout redirect URIs. (interface)