TODO.
Superset of capabilities: https://lwn.net/Articles/79553/
https://en.wikipedia.org/wiki/Security-Enhanced_Linux
sudo apt-get install attr setools selinux-utils
man capabilities
Disabled by default on Ubuntu: https://askubuntu.com/questions/481293/selinux-implementation-in-ubuntu
TODO.
Check if enabled:
getenforce
Enable:
sudo setenforce 1
TODO: goes through which kernel interface?
TODO.