It is not specific to a language or a programming technology, but you know how to use programs such as Wireshark to read packets from your computer (or router, specifically) These packages can send secret information which must be encrypted somehow, like username and password for some systems contain. But even without this information, you can create these packages and receive the same information, right ! A related question type: When a router receives a packet, how does it feel to know what computer when multiple computers, direct connected to a local network.
Info about the network security for Wireshark
Hello,
How are you? Wireshark is actually a network analysis tool. It confines packets in real time and displays them in human readable format. Wireshark incorporate filters, color-coding and other characteristics that allow you to go to deep into network traffic and look over individual packets. You may use Wireshark to check apprehensive network traffic of the program, scrutinize the traffic flow on the network and repair and maintain network problems. After completing download and install process of Wireshark you may launch it and click the name of an interface list to start capturing packets on that interface. If you want to capture traffic on the wireless network, click your wireless interface. That is exactly it. Learn more.
Moreen Jamnelly.