There are actually three relatively viable alternatives: https://en.wikipedia.org/wiki/AppArmor https://en.wikipedia.org/wiki/AppArmor https://en.wikipedia.or

There are actually three relatively viable alternatives: https://en.wikipedia.org/wiki/AppArmor https://en.wikipedia.org/wiki/AppArmor https://en.wikipedia.org/wiki/Tomoyo_Linux https://en.wikipedia.org/wiki/Tomoyo_Linux https://en.wikipedia.org/wiki/Smack_(software) https://en.wikipedia.org/wiki/Smack_(software) All three implement MAC (mandatory access control) similar to SELinux, but the context bits in SELinux are pretty much standalone for information assurance (DoD Rainbow book series has more info). Note my username comes from my SELinux experience :)