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.

Files, Terms, and Utilities

• /etc/nologin

• /etc/passwd

• /etc/shadow

• /etc/xinetd.d/

• /etc/xinetd.conf

• systemd.socket

• /etc/inittab

• /etc/init.d/

• /etc/hosts.allow

• /etc/hosts.deny