[ Thanks to Steven J.
Vaughan-Nichols for this link. ]
“eWEEK Labs tested two trusted operating system products: the
National Security Agency’s SELinux, which makes Linux into a
trusted operating system, and Sun Microsystems Inc.’s Trusted
Solaris 8. Both have access controls that are much more
fine-grained than those in mainstream operating systems, limiting
the damage that can be done by an attacker who takes control of a
process running with root privileges by minimizing the permissions
of that process.“SELinux, Trusted Solaris and other trusted operating system
products are particularly good for systems hosting Web-facing
services that must be exposed to potential attacks over the
Internet to serve their functions…”