Did you know Cybrary has FREE video training? Join more than 2,500,000 IT and cyber security professionals, students, career changers, and more, growing their careers on Cybrary.
This lesson focuses on Linux sniffing. Sniffing is a passive activity that involves opening ports and listening for data and can be a useful tool in identifying what kind of traffic is on a network. It can also tell you what kind of machine and how many machines are on a network. This lesson focuses on the following command line tools: Tcpdump: designed to receive pockets in a raw socket and print relevant bits on the screen. Tshark: used to capture packets into a file.