From HandWiki - Reading time: 4 min
This is a list of operating systems specifically focused on security. Similar concepts include security-evaluated operating systems that have achieved certification from an auditing organization, and trusted operating systems that provide sufficient support for multilevel security and evidence of correctness to meet a particular set of requirements.
| This article is part of a series on |
| Information security |
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| Related security categories |
| Threats |
| Defenses |