We do not have the luxury to create users on the new system itself. rather we need to use a central identity provider. for that, we need to use either identity brokering or identity federation. in order to negotiate this authentication and authorization part, we need a special layer capable to implement SSO.
in this video, we discuss Keycloak and its identity brokering and also Identity federation. same time how to implement SSO and also how to use OPA (Open policy Agent) to validate data policies on RBAC system.
