Level 2 - Server Level 2 - Workstation
SELinux and AppArmor provide Mandatory Access Controls.
Without a Mandatory Access Control system installed only the default Discretionary Access Control system will be available.
Run the following commands and verify either SELinux or AppArmor is installed:
# dpkg -s selinux # dpkg -s apparmor
Run one of the following commands to install SELinux or apparmor:
# apt-get install selinux # apt-get install apparmor