Voice over Internet Protocol (VoIP) networks have freed users from the tyranny of big telecom, allowing people to make phone calls over the Internet at very low or no cost. But while VoIP is easy and cheap, it's notoriously lacking in security. With minimal effort, hackers can eavesdrop on conversations, disrupt phone calls, change caller IDs,...

Cloud Computing: A Practical Approach provides...

Build yourself a state-of-the-art website.It’s incredibly easy... and it won’t cost you a dime! You need a website. But you don’t need the hassles that usually go with building one, or the expense of hiring someone...

Are you a parent with kids in elementary, middle, or high school? This book is for you. You may feel that your children are experts on using the Web, technology wizards, computer geniuses. Please don’t despair. First of all, they are not necessarily all of these things simply because they may know more than you do about using the Web....

Never before has video been more popular-or more accessible to the home videographer. Now you can create YouTube-worthy, professional-looking video, with the help of this richly illustrated guide. In a straightforward, simple, highly visual format, Teach Yourself...

Plone is a free and open source content management system built on top of the Zope application server. Multimedia provides us with stunning interactive user experiences and many design options, but it requires discipline and knowledge to utilize it effectively so that we do not alienate our audiences. By providing an overview of multimedia...

It's the American dream—start a company, make a fortune, and retire early. But to become multimillionaires in their twenties, as Google founders Larry Page and Sergey Brin did, boggles the mind. All they did, after all, is come up with a better way to search for things on the Internet, right? Only in part. No company achieves a...