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Preston Gralla

is the award-winning author of 20 books, including

How Wireless Works

Complete Idiot’s Guide to Protecting Yourself Online

editor and columnist for CNet and ZDNet; is a technology columnist

for the Dallas Morning News; and has written about technology

for many magazines and newspapers, including USA Today, PC

Magazine, the Los Angeles Times, Boston Magazine, PC/Computing,

Computerworld

several writing and editing awards, including one from the

Computer Press Association for the best feature article in a computer

magazine.

As a well-known expert on computers and the Internet, he has appeared

frequently on numerous TV and radio shows and networks,

including the CBS Early Show, CNN, National Public Radio’s All

Things Considered, MSNBC, CNBC, TechTV, and CNet Radio.

He was the founding managing editor of the well-known newspaper

PC Week

and a founding editor of PC/Computing. Under his editorship,

PC/Computing

was a finalist for General Excellence from the

National Magazine Awards.

Gralla lives in Cambridge, Massachusetts, with his wife Lydia, children

Gabriel and Mia, and a rabbit named Polichinelle. He also

writes the free Gralla’s Internet Insider email newsletter. To subscribe

to it for free, send an email to preston@gralla.com with the

words SUBSCRIBE NETINSIDER on the subject line.

De la contraportada

Simple, clear explanations walk you through every technology

Detailed explanations walk you through the technology.

The Internet has changed the world... and, with everything from blogs to podcasts, Internet phones to video, it’s still changing the world. Now, it’s easy to understand how it all works! This book’s big, brilliant, full-color illustrations and clear explanations make it all incredibly simple!

DISCOVER HOW THE INTERNET REALLY WORKS... IT’S AMAZINGLY EASY!

This new edition has been completely updated for today’s hottest Internet technologies, Web connections, hardware, communications and entertainment services, and much more!

•    See how the Internet can deliver any kind of information, anywhere: web pages, email, music, video, phone calls, and more!

•    Understand the most exciting new Internet technologies, from blogs and podcasting to wikis and BitTorrent

•    Discover how your connection to the Internet works... wireless, cable modem, DSL, even cellphones

•    Go behind the scenes with today’s most sophisticated websites, applications, and services

•    Protect yourself from the latest Internet dangers, including phishing, web surveillance, and wireless hacking 

Preston Gralla is the award-winning author of more than 30 books, including How the Internet Works, Complete Idiot’s Guide to Internet Privacy and Security, Complete Idiot’s Guide to Protecting Your Child Online, and How Wireless Works. He has written

frequently about security issues, computer technology, the Internet, and has been a columnist for many magazines, websites

and newspapers.