Install gradm2 by entering the following commands in the terminal:
sudo apt update sudo apt install gradm2
Description:
Administration program for the grsecurity2 RBAC based ACL system
Used to manage the RBAC based ACL system of grsecurity2. Please note that you will need a specially patched kernel for grsecurity to work (see the kernel-patch-grsecurity2 Debian package). You can find more information about grsecurity at http://www.grsecurity.net/
Homepage: http://www.grsecurity.net/
Version: 3.1~201701031918-2build1
Section: universe/admin