The Security+ Exam Guide provides exam candidates with the concepts, objectives, and test-taking skills needed to pass on their first attempt. Instead of covering every computer security topic, this book isolates those topics most likely to be addressed on the exam. Written by an experienced network administrator and CompTIA...

The term "peer-to-peer" has come to be applied to networks that expect end users to contribute their own files, computing time, or other resources to some shared project. Even more interesting than the systems' technical underpinnings are their socially disruptive potential: in various ways they return content, choice, and...

Over the last several years, fiscal discipline has really dominated the industry. Both consumers and businesses expect far more from their communications providers than they did just a few years ago. Offering simple telephone dial tone and an Internet connection are not going to be enough for success. At the same time, however, service providers...

• Create dynamic websites with design and usability in mind, as well as functionality
• Understand how PHP scripts work, giving you confidence to adapt them to your own needs
• Bring online forms to life, check required fields, and ensure user input is safe to process
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