Complex sentence: AppArmor ("Application Armor") is a Linux kernel security module released under the GNU General Public License that allows the system administrator to associate a security profile with each program, which restricts the capabilities of that program.
Split into simpler sentences: AppArmor ("Application Armor") is a Linux kernel security module released under the GNU General Public License. AppArmor allows the system administrator to associate a security profile with each program, which restricts the capabilities of that program.