This book will cover customizing Snort to perform intrusion detection and prevention; Nessus to analyze the network layer for vulnerabilities; and Ethereal to sniff their network for malicious or unusual traffic. The book will also contain an appendix detailing the best of the rest open source security tools. Each of these tools is intentionally designed to be highly customizable so that users can torque the programs to suit their particular needs. Users can code their own custom rules, plug-ins, and filters that are tailor-made to fit their own networks and the threats which they most common more...

This comprehensive guide can help you administer Red Hat Enterprise Linux 5 effectively in any production environment, no matter how complex or challenging.

Long-time Red Hat insider Tammy Fox brings together today’s best practices for the entire system lifecycle, from planning and deployment through maintenance and troubleshooting. Fox shows how to maximize your efficiency and effectiveness by automating day-to-day maintenance through scripting, deploying security updates via Red Hat Network, implementing central identity management services, and providing shared data with NFS and Samba.
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Ruby is an increasingly popular, fully object-oriented dynamic programming language, hailed by many practitioners as the finest and most useful language available today. When Ruby first burst onto the scene in the Western world, the Pragmatic Programmers were there with the definitive reference manual, Programming Ruby: The Pragmatic Programmer's Guide.

Now in its second edition, author Dave Thomas has expanded the famous Pickaxe book with over 200 pages of new content, covering all the improved language features of Ruby 1.8 and standard library modules. The Pickaxe contains four major s more...

With Mastering Mambo you will develop powerful interactive sites that fit perfectly with your unique requirements. Create attractive custom layouts for Mambo Build multilingual, internationalised sites Open an online store for your Mambo site, complete with support for gift coupons, automatic invoicing, and more Turn your site into a community with discussion forums Discover more of the available Mambo extensions and how to use them Optimize your site for performance, search engines, security, and accessibility Develop your own components, modules and Mambots Master DOCMAN, the document manag more...

Do you want to push Ruby to its limits? The Ruby Cookbook is the most comprehensive problem-solving guide to today's hottest programming language. It gives you hundreds of solutions to real-world problems, with clear explanations and thousands of lines of code you can use in your own projects.

From data structures and algorithms, to integration with cutting-edge technologies, the Ruby Cookbook has something for every programmer. Beginners and advanced Rubyists alike will learn how to program with:

Strings and numbers
Arrays and hashes
Classes, modules, and namespaces
Refle more...

This book shows how computer security is implemented and the ways in which it can be side-stepped by trespassers.

* Details ways to catch hackers and limit their access

* Vital coverage provided for all Internet and private host sites

* CD-ROM includes software from Black Hole allowing users to build their own firewallmore...

This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recitation, broadcasting,reproduction on microfilm or in any other way, and storage in data banks. Duplication of this publication or parts thereof is permitted only under the provisions of the German Copyright Law of September 9,1965, in its current version, and permission for use must always be obtained from Springer. Violations are liable for prosecution under the German Copyright Law.

Springer is a more...

The definitive, Jolt-award winning guide to learning and using Rails is now in its Second Edition. Rails is a new approach to web-based application development that enables developers to create full-featured, sophisticated web-based applications using less code and less effort. Now programmers can get the job done right and still leave work on time.

NEW IN THE SECOND EDITION: The book has been updated to take advantage of all the new Rails 1.2 features. The sample application uses migrations, Ajax, features a REST interface, and illustrates new Rails features. There are new chapters on mi more...

Load balancing improves network performance by distributing traffic efficiently so that individual servers are not overwhelmed by sudden fluctuations in activity. Server Load Balancing is a guide to this critical component of high availability, clustering, and fault tolerance, all of which provide the infrastructure for reliable Internet sites and large corporate networks.

Much of the information on load balancing comes from vendor-specific manuals that use inconsistent terminology and are often biased toward the products they cover. Server Load Balancing explains to engineers and tec more...

Want to take Ruby to the limit? Looking for new, powerful, and creative ideas that will take Ruby beyond Rails and web programming? If you’re comfortable with Ruby, you’ll be itching to go further—apply Practical Ruby Projects: Ideas for the Eclectic Programmer and become a master of advanced Ruby techniques.

Rubyist Topher Cyll brings several imaginative projects to this book, ranging from making generative music, animations, and turn–based games to implementing simulations, algorithms, and even an implementation of Lisp!
Art, music, theory, and games—this book has it all. Best of all, i more...