Description: Candidates should know how to set up a basic level of host security. Key Knowledge Areas: * Awareness of shadow passwords and how they work. * Turn off network services not in use. * Understand the
role of TCP wrappers. The following is a partial list of the used files, terms and utilities: * /etc/nologin * /etc/passwd * /etc/shadow * /etc/xinetd.d/* * /etc/xinetd.conf * /etc/inetd.d/* *
/etc/inetd.conf * /etc/inittab * /etc/init.d/* * /etc/hosts.allow * /etc/hosts.deny
