Packet Analyzing with Wireshark

By : Dhananja Kariyawasamhttps://www.elitehacz.blogspot.com

https://www.youtube.com/DhananjaKariyawasam

What is a Packet Analyzer ?

A packet analyzer (also known as a network analyzer, protocol analyzer or packet sniffer—or, for particular types of networks, an Ethernet sniffer or wireless sniffer) is a computer program or piece of computer hardware that can intercept and log traffic that passes over a digital network or part of a network.

--Wiki Answerhttps://en.wikipedia.org/wiki/Packet_analyzer

What is Packet Analyzing ?

“Basically, the process of capturing and interpreting live data as it flows across a network in order to better understand what is happening on that network”

To perform that part, we use protocol analyzer or packet sniffer. It captures all raw data that going thought the wire and wireless.

Why we need Packet Sniffers ?

To analysis typical network problems Identify the unauthorized traffic. To measure user’s bandwidth utilization Broadcast and multicast traffic analysis To learn unsecure vulnerability Client-Server communication testing Etc…

How to select a Sniffing tool ?

Supported protocols User-friendliness Cost Program support Operating system support