Chapter 8. Granting and Restricting Access to SSSD Containers Using HBAC Rules
For the Identity Management domain, each SSSD container represents itself as a different host, and administrators can set up host-based access control (HBAC) rules to allow or restrict access to individual containers separately.
For details about configuring HBAC rules in Identity Management, see Configuring Host-Based Access Control in the Linux Domain Identity, Authentication, and Policy Guide