Netcat

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  Netcat

Netcat is a networking tool used to work with ports and performing actions like port scanning, port listening, or port redirection. This command is even used for Network Debugging or even network daemon testing. This tool is considered as the Swiss army knife of networking tools. It could even be used to do the operating related to TCP, UDP, or UNIX-domain sockets or to open remote connections and much more.

To use netcat:

  • Netcat comes pre-installed with Kali Linux.
  • Just type “nc” or “netcat” in the terminal to use the tool.
  • To perform port listening type the following commands in 2 different terminals. 
    nc -l -p 1234
    nc 127.0.0.1 1234

    using netcat command to send message between two terminals

Read this for more information ragarding netcat tool.

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