Linux Server Security, Second Edition

This is the Title of the Book, eMatter Edition

Copyright © 2007 O’Reilly & Associates, Inc. All rights reserved.

xvi

|

Preface

We appreciate, but do not require, attribution. An attribution usually includes the

title, author, publisher, and ISBN. For example: “Linux Server Security, by Michael

Bauer. Copyright 2005 O’Reilly Media, Inc., 0-596-00670-5.”

If you feel your use of code examples falls outside fair use or the permission given

above, feel free to contact us at [e-mail].

Acknowledgments

For the most part, my writing career has centered on describing how to implement

and use software that I didn’t write. I am therefore much indebted to and even a lit-

tle in awe of the hundreds of outstanding programmers who create the operating sys-

tems and applications I use and write about. They are the rhinoceroses whose backs I

peck for insects.

As if I weren’t beholden to those programmers already, I routinely seek and receive

first-hand advice and information directly from them. Among these generous souls

are Jay Beale of the Bastille Linux project, Ron Forrester of Tripwire Open Source,

Balazs “Bazsi” Scheidler of Syslog-ng and Zorp renown, and Renaud Deraison of the

Nessus project.

Special thanks go to Dr. Wietse Venema of the IBM T.J. Watson Research Center for

reviewing and helping me correct the SMTP chapter. Not to belabor the point, but I

find it remarkable that people who already ...