Wireshark is the world's foremost network protocol analyzer, and is the de facto (and often de jure) standard across many industries and educational institutions.

Changelog:
Security-related bugs in the Bluetooth ACL, Bluetooth RFCOMM, PRP, Q.931, MATE, and USB dissectors, as well as the Tammos CommView file parser have been fixed. See the advisory for details. Many other bugs have been fixed.

Program Information Category: Internet and communication Type: Free Version: 1.0.4 Size: 21.2MB Works on: Windows, Linux, Mac Product page: here