Read the original article: Stop unauthorized applications with RHEL 8's File Access Policy Daemon
Application allowlisting is the practice of specifying an index of approved applications or executable files that are permitted to run on a system by a specific user. This is often used on a multi-user system or some kind of a shared hosting server, where multiple users exist and they have to be given limited permissions, so that they can only run approved applications on the shared system.
Read the original article: Stop unauthorized applications with RHEL 8's File Access Policy Daemon