Learning the vi editor
Publisher: Wikibooks 2006
Number of pages: 82
vi is a powerful editor that is ubiquitous amongst Unix and Unix-like operating systems, but is available on many other operating systems. Even if you use another editor you must have a passing knowledge of vi as an administrator. Sometimes vi is the only editor available when your computer crashes leaving a minimal system for you to repair.
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by John R. Sheets - Addison-Wesley Professional
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The first up-to-date source to provide the UNIX system user or administrator with the information needed to protect data and system from unauthorized use. By following the procedures described, you can protect your UNIX system from most attackers.
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