Portspoof is meant to be a lightweight, fast, portable and secure addition to the any firewall system or security system. The general goal of the program is to make the information gathering phase slow and bothersome for your attackers as much it is only possible. This is quite a change to the standard 5s Nmap scan, that will give a full view of your systems running services.
So let’s start directly. So this is how the common structure of portspoof. First I will mention normal network structure without using portspoof and then with using portspoof. Below figure shows the normal structure of my network.