(It includes AIX hardening, HP-UX hardening, RedhatLinux hardening, Solaris hardening, SUSELinux hardening, Tomcat hardening, and Windows system hardening. It is very complete and highly recommended.
System Hardening Program\AIX Hardening.pdf
System Hardening Program\HP-UX Hardening.pdf
System Reinforcement Program\RedhatLinux Reinforcement.pdf
System Hardening Plan\Solaris Hardening.pdf
System Hardening Program\SUSELinux Hardening.pdf
System Hardening Plan\Tomcat Hardening.pdf
System Reinforcement Program\windows.pdf
.....)