Block debilitating VoIP attacks by learning how to look at your network and devices through the eyes of the malicious intruder. Hacking Exposed VoIP shows you, step-by-step, how online criminals perform reconnaissance, gain access, steal data, and penetrate vulnerable systems. All hardware-specific and network-centered security issues...

Now with this comprehensive guide, you'll find out how to effectively install, configure, and manage...

Professional blog designer Lisa Sabin-Wilson shows you how to use all the latest upgrades to WordPress and helps you decide whether to use the Wordpress.com hosted...

Social Networking has quickly become a very popular activity on the Internet, particularly with the emergence of sites like Facebook and MySpace. PHP is a flexible web development language used on a wide variety of sites, including Facebook and Yahoo! But building a social networking site from scratch using PHP involves some complex logic,...

Think setting up your new PC is going to be a challenge that you don't have time for? Think again. Absolute Beginner's Guide to Computer Basics, Third Edition can make setting up and learning about your new computer fun and easy. Step-by-step instructions and helpful illustrations will show you...

This utterly current book...

Pop-up ads, cookies, spyware, spam, junk mail, telemarketing calls. Rapidly evolving technology has made you a target and your personal information a desirable commodity. Your profile is out there and it’s available not just to the highest bidder, but to every bidder. Technology, advertising, the media, and government have converged to...

If you do systems administration work of any kind, you have to deal with the growing complexity of your environment and increasing demands on your time. Automating System Administration with Perl, Second Edition, not only offers you the right tools for your job, but also suggests the best way to approach specific problems and to securely...