This book is not meant to teach you everything you need to know to secure / administer a Linux machine. Assuming you know about Linux already- this book is a great resource for quick tips to help you.

This book has been a must-read for anyone tasked with network security from its original publishing. This 3rd Edition is extensively revised to bring it up to speed with current tips and techniques.

Linux is often touted as "more secure" than Windows by its fans. The truth is that it is just as vulnerable, maybe moreso, if you don't configure it properly to be secure. This book will help you.

The authors of Hack Proofing Sun Solaris 8 have created a great book to introduce users to securing a Solaris system. The book pertains to version 8, but still contains plenty of useful information.

Virus authors, hackers and the media all love to attack Microsoft and their operating systems. Some of it is warranted and some of it is pure hype, but the fact is that many of the attacks and exploits out there simply don't work in other operating systems. Linux is available free of charge in most cases, but requires a little bit of a learning curve. Grant helps you get past the learning curve and use the Linux operating system effectively.

Often *Nix (Linux or Unix) fans will hype the security of *Nix systems compared with Microsoft operating systems. However, Unix and Linux have their fair share of vulnerabilities and what really makes a secure system is an informed administrator. These books will help you discover where you're vulnerable and keep your *Nix system secure.

Those charged with or interested in enterprise computer security will want to stock their office bookshelf with these enterprise security books.

AntiVir PersonalEdition Classic provides free antivirus protection for Windows XP/2000/NT/ME/98. The svelte scanner installed only 34MB and 3 running processes to our Windows XP Pentium 4 test system, making it an excellent option for those with older PCs or limited system resources.

AVAST 4 Home Edition provides free antivirus protection for Windows XP/2000/NT/ME/98. The scanner installed just under 40MB and 6 running processes to our Windows XP Pentium 4 test system, taking a slightly bigger toll than other free antivirus scanners, but still well suited for older PCs or those with limited system resources.

AVG Free Edition provides free antivirus protection for Windows XP/2000/NT/ME/98. Installing only 30Mb of files and 4 running processes, AVG Free Edition is the smallest antivirus scanner we've tested and may well be the best choice for an older PC with severely limited system resources.