Wireshark is a software protocol analyzer can examine the
contents of all data packets in transit on the network
interfaces used. The program reflects the heritage of Ethereal
basing its operation on its own experience and technology
developed by “predecessor”. The prerogative of Wireshark is to
provide a detailed overview of everything that is happening on
the local network by offering a graphical interface for easy use
and easy to understand. Wireshark is able to identify the
network protocols used for various types of communication and is
therefore able to show the different encapsulations. The strong
point of this excellent protocol analyzer is certainly
flexibility: thanks to special rules for sorting and filtering
becomes so quick to extrapolate the data of interest from this
information. Wireshark provides a valuable aid to help experts
in the identification of potential vulnerabilities of the
systems used in the company (login credentials sent in clear
text, suspicious activities perpetrated by client