Netcat for the Masses

Contributed by Dean De Beer and extracted from the old Infosecwriters archives, but still relevant today.

Having had numerous people recently ask me about the various uses for Netcat I decided to put together a document showing a few handy uses for good ol' Netcat. Netcat has been described as telnet on steroids or a Swiss army knife, both excellent descriptions for this versatile little tool.

Originally written by Hobbit for Linux, Weld Pond later ported it to Windows. In essence it is a tool that reads and writes data across a network connection, using the TCP or UDP Protocol. For the orginal, detailed technical description of Netcat visit:

This document is in PDF format. To view it click here.

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