Using tcpdump and wireshark to view network scanning

Try to get comfortable with some basic options in tcpdump or in Wireshark. Can you answer the following questions ? How do you write the output to a file? How do you read from a file ? tcpdump -w tcpdump -r How do you enable or disable name and port number resolution ? tcpdump -n […]

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What is tcpdump?

tcpdump is a common packet analyzer that runs under the command line. It allows the user to display TCP/IP and other packets being transmitted or received over a network to which the computer is attached. Distributed under the BSD license, tcpdump is free software. Tcpdump works on most Unix-like operating systems: Linux, Solaris, BSD, OS […]

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