#5) Wireshark
Price: Free
Wireshark is a packet analyzer and can perform deep inspections of many protocols.
It supports cross-platform. It allows you to export the output to different file formats like XML, PostScript, CSV, and Plaintext. It provides the facility to apply coloring rules to packet lists so that analysis will be easier and quicker. The above image will show the capturing of packets.
Features:
- It can decompress the gzip files on the fly.
- It can decrypt many protocols like IPsec, ISAKMP, SSL/TLS, etc.
- It can perform live capture and offline analysis.
- It allows you to browse the captured network data using GUI or TTY-mode TShark utility.
