Again turn to our VM and use the built-in Linux firewall and the tool netcat to learn some firewall basics. iptables is a common Linux firewall that can be found in a variety of unexpected locations. It is extremely powerful with a lot of capabilities but we are going to focus on some of the more straightforward capabilities. In this week’s assignment, you will be using netcat to create some direct network communications on the system then using the firewall to interrupt those communications.
Refer to the attached file uploaded for additional requirements for this work.