Wireshark (formerly Ethereal) is a network protocol analyzer, or "packet sniffer", that lets you capture and interactively browse the contents of network frames. The goal of the project is to create a commercial-quality packet analyzer for Unix, and the most useful packet analyzer on any platform.
License: GNU General Public License (GPL)
Changes:
Minor security-related bugs and several other bugs have been fixed. The version of GNUTLS included with the Windows packages has been updated from 2.3.8 to 2.6.3.
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