Wireshark
A network sniffer or protocol analyzer is a software application or hardware device which is capable of intercepting traffic and logging it for further analysis....
Sudhanshu Chauhan is a researcher at InfoSec Institute. He is a B.Tech (CSE) graduate from Amity University. His areas of interest include (but are not limited to) Web Application Security and Bypasssing Security Measures(IDS/IPS, AV etc.).