How to Set Up AppArmor

Step 1: Install AppArmor

sudo apt install apparmor apparmor-utils -y

Step 2: Enable AppArmor

sudo systemctl enable apparmor
sudo systemctl start apparmor

Step 3: Check Status

sudo aa-status

Step 4: Enforce or Complain Mode

sudo aa-enforce /path/to/profile
sudo aa-complain /path/to/profile

Step 5: Create Custom Profile

sudo aa-genprof /usr/bin/myapp

Step 6: Load Profile

sudo apparmor_parser -r /etc/apparmor.d/myapp-profile