Akit erdekel, az kiprobalhatja a HardenedBSD-t is. Jelenleg a 11-CURRENT-re epul, de a kozeljovoben varhato 10-STABLE-re is.
http://jenkins.hardenedbsd.org/builds/HardenedBSD-stable-master-amd64-L…
https://github.com/HardenedBSD/hardenedBSD-stable
https://hardenedbsd.org/