In computing, security-evaluated operating systems have achieved certification from an external security-auditing organization, the most popular evaluations are Common Criteria (CC) and FIPS 140-2.
Aimed primarily at the government computing sector, Trusted Solaris adds detailed auditing of all tasks, pluggable authentication, mandatory access control, additional physical authentication devices, and fine-grained access control(FGAC).
[1][2] Trusted Solaris Version 8 received the EAL 4 certification level augmented by a number of protection profiles.
[9] Novell's SUSE Linux Enterprise Server 9 running on an IBM eServer was certified at CAPP/EAL4+ in February 2005.
[13] Green Hills Software's INTEGRITY-178B real-time operating system was certified at Common Criteria EAL6+ in September 2008, [3] running on an embedded PowerPC processor on a Compact PCI card.
[15] The Unisys OS 2200 operating system includes an implementation of the DoD Orange Book B1, Labeled security protection level specification.