Apparmor ubuntu install

1. Is Ubuntu an AppArmor?
2. Does Ubuntu use AppArmor or SELinux?
3. How do I know if AppArmor is enabled in Ubuntu?

Is Ubuntu an AppArmor?

AppArmor is an established technology first seen in Immunix and later integrated into Ubuntu, Novell/SUSE, and Mandriva. Core AppArmor functionality is in the mainline Linux kernel from 2.6.

Does Ubuntu use AppArmor or SELinux?

AppArmor is a practical Linux security module that has been included by default with Ubuntu since version 7.10.

How do I know if AppArmor is enabled in Ubuntu?

Detect the state of AppArmor by inspecting /sys/kernel/security/apparmor/profiles . If cat /sys/kernel/security/apparmor/profiles reports a list of profiles, AppArmor is running. If it is empty and returns nothing, AppArmor is stopped.