Installing Wiresharkįor installing Wireshark, you will need to add the “Universe” repository.
You must be a root user or have sudo privileges in order to install and use Wireshark to capture data on your system. You can launch the Terminal via Ctrl+Alt+T keyboard shortcut. We have used the command line Terminal for the installation procedure. The installation procedures have been tested on Ubuntu 20.04 LTS. In this article, we will explain how to install Wireshark on the Ubuntu system. Looking at attempts of attacks or malicious activities. Troubleshooting dropped packets and latency problems. Live capture of traffic/offline analysis. Inspection of hundreds of different protocols. Capturing and finding traffic passing through your network. Some of the tasks one can perform with Wireshark are Wireshark is available for various platforms including Windows, Linux, MacOS, FreeBSD, and some others. One of the features of Wireshark that you will love to learn is the display filter which lets you inspect only that traffic you are really interested in. Wireshark allows you to either capture live network packets or to save it for offline analysis. 
It drills down and displays data travelling on the network.
Wireshark is an open-source network protocol analyzer tool indispensable for system administration and security.
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