Analysis of Three Multilevel Security Architectures

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Provided by: Naval Postgraduate School
Topic: Security
Format: PDF
Various system architectures have been proposed for high assurance enforcement of multilevel security. This paper provides an analysis of the relative merits of three architectural types - one based on a security kernel, another based on a traditional separation kernel, and a third based on a least-privilege separation kernel. The authors introduce the Least Privilege architecture, which incorporates security features from the recent \"Separation kernel protection profile,\" and show how it can provide several unique aspects of security and assurance, although each architecture has advantages.
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