|-
| Level 2 ||
* Many syscalls, including process creationEverything from level 1
* Write access to the filesystem
** Excludes shared memory, tempdir, video hardware
|-
| Level 3 ||
* Many syscalls, including process creation* Write access to the filesystem** Excludes shared memory, tempdir, video hardwareEverything from level 1-2
* Read access to most of the filesystem
** Excludes themes/GTK configuration, fonts, shared data and libraries
|-
| Level 4 ||
* Everything from level 1-3
* Network access including local sockets
** Excludes X11 socket