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
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