If you're an auditor or security administrator and you have UNIX systems in your environment then you will eventually have to learn how to use the UNIX command line. Unlike Microsoft Windows, UNIX graphical interfaces are really GUIs lying on top of command lines. In Windows you have a graphical operating system that happens to have a command line interface as well; quite different.

This video gives you a very basic crash course of a few commands and information on how to use the built-in UNIX manual to look up additional information. This video also mirrors the first few introductory pages of the UNIX lab material for students in the Audit 507 course offered through SANS.