This book is for anyone who is responsible for administering the security requirements for one or more systems that run the Solaris Express releases. The book covers a broad range of Solaris security-related topics such as auditing, cryptographic services, management of public key technologies, BART, Kerberos, PAM, privileges, RBAC, SASL, and Solaris Secure Shell.Topics are described for both SPARC and x86 systems where appropriate.