110.2 - Setup host security

Weight: 3

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

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