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...

Scans by ISPs have revealed as many as twenty-eight spyware programs running on the average home computer—like yours. That's a lot of people prying into what's on your PC, and a DSL or cable connection is a virtual welcome mat. But by...

While the standards and products for VoIP and SIP services have reached market maturity, security and regulatory aspects of such services are still being discussed. SIP itself specifies only a basic set of security mechanisms...

Zimbra is open-source server and client software for messaging and collaboration: email, group calendaring, contacts, and web document management and authoring. The Zimbra server is available for Linux, Mac OS X, appliances, and virtualization platforms. The Zimbra Web 2.0 Ajax client runs on Firefox, Safari, and IE, and features easy...

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...

I believe that mobile marketing is the marketing of the future. My name is Cindy Krum, and I am the author of Mobile Marketing: Finding Your Customers No Matter Where They Are. This book is intended to be a comprehensive guide for marketers and anyone who wants a clearer understanding of how they can integrate mobile marketing with their...