TCPDUMP is a very powerful command-line packet sniffer tool used to sniff and analyse packets moving through the network. In this video how can we use this tool and also how to analyse tcp traffic.
TCPDUMP is available by default in kali linux OS. If you are using some other distro of Linux and do not have tcpdump installed, you can install it by typing the following command into the terminal:
sudo apt-get install tcpdump
TCPDUMP even capture username/password that a user provide to a "http" website i.e without SSL or TLS.
