In the Solaris 8 operating environment, auditing is implemented by the SunSHIELD Basic Security Module (BSM), which is an integrated part of the core operating system. This module implements a level of auditing known as C2 security level or EAL4.

C2 Security

This term is often incorrectly used and understood. To avoid such an unfortunate situation, it is necessary to define what C2 is.Years ago, the U.S. Department of Defense created a set of evaluation and certification criteria to facilitate secure and accountable computing. The result of that work was known as the Trusted Computer Systems Evaluation Criteria (TCSEC), or the Orange Book. TCSEC has since been obsoleted (or updated, if you will) by a new international effort known ...

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