Solaris Audit Administrarion (Sun)

Center for Internet Security Solaris bench marking tool
[produces a vulnerability assessment report]

Solaris hardening recommendations [128KB pdf file] | other tools (Sun)

Solaris 8 Guide | Solaris 9 Guide | Solaris 10 Benchmarks | Solaris 10 Overview of Security Controls (National Security Agency)

Auditing resources (INFOSEC / U.S. Security Awareness)