SELinux provides a strong security measure that can make an SELinux-enabled operating system a type of “fortress”: the so-called “confined users” [1] [2] [3], which add security and isolation capabilities that are in several respects comparable to containers but without many of their restrictions in...
Seriously, I didn't know jack about SELinux before joining the SIG and now I know a little less than jack about it (I tried confining my user and managed to be unable to login to my system)
You can just take a look at the links in the thread if you want to start testing, and can help report issues with your experiences in our Pagure repo, I still need to report mine to mnow if it's a thing with GDM or if I just did something wrong