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.
Table of Contents | Index

Copyright
About The Author
Acknowledgments
We Want to Hear from You!
Reader Services
Introduction
Part 1: Understanding the Internet's Underlying Architecture
Chapter 1. What Is the Internet?
How the Internet Comes Together
An Internet Timeline
Chapter 2. How Computer Networks Send Data Across the Internet
How Networks Talk with Each Other
How Networks Link to the Internet
Chapter 3. How TCP/IP Works
How the Internet's Basic TCP/IP Protocols Work
How IPv6 Works
Chapter 4. Understanding the Internet's Software Structure
How Client/Server Architecture Works
Chapter 5. How Internet Addresses and Domains Work
Understanding Internet Addresses and Domains
How Domain Name System Servers Work
How Static and Dynamic IP Addresses Work
How Network Address Translation Works
Chapter 6. How Routers Work
How Routers Send Data to Their Destination
Part 2: Connecting to the Internet
Chapter 7. How Computers Connect to the Internet
How America Online Connects to the Internet
Connecting Your Computer to the Internet
How a Modem Makes Its Connection
How DSL Makes Its High-Speed Connection
Chapter 8. How Internet/Television Connections Work
How Cable Modems Work
How Internet-Enhanced TV Works
How IPTV Works
Chapter 9. How Wireless Connections and WiFI Work
How to Access the Internet via a Satellite Connection
How Cell Phones Access the Internet
How Bluetooth Works
How Wireless (WiFi) Networks Work
How Public Wireless Hot Spots Work
How WiMax Works
Chapter 10. How Home Networks Work
How Home Networks Let You Share Your Internet Connection
How a Wireless Media and Music Server Works
Part 3: Communicating on the Internet
Chapter 11. How Email Works
How Email Is Delivered Over the Internet
How Email Software Works
How a Mailing List Works
How Email Is Sent Between Networks
How BlackBerries Deliver Email
How White Page Directories (LDAP) Work
How Encryption Can Keep Email Private
Chapter 12. How Email Spam Works
How Email Spam Is Sent
How Email Spam Is Blocked
Chapter 13. How Newsgroups Work
How Usenet Works
Chapter 14. How Internet Chat and Instant Messaging Work
How IRC Works
How Instant Messaging Works
How Chat Rooms Throw a Party
Chapter 15. How Skype and VoIP Work
How VoIP (Voice over Internet Protocol) Works
How Skype Works
Chapter 16. How Blogging and RSS Work
How Blogging Works
How RSS Works
Part 4: How the World Wide Web Works
Chapter 17. How Web Pages Work
How the World Wide Web Works
How Web Pages Are Organized on a Website
How Websites Are Constructed
Chapter 18. How Web Browsers Work
How a Web Browser Works
What Common Browser Error Messages Mean
Chapter 19. How Markup Languages Work
How HTML Works
How Dynamic HTML Works
How XML Works
How AJAX Works
Chapter 20. How Hypertext Works
How Hyperlinks Work
Chapter 21. How URLs Work
How URLs Are Structured
How URLs Help Retrieve Web Documents
Chapter 22. How Image Maps and Interactive Forms Work
How Image Maps Work
How Interactive Forms Work
Chapter 23. How Web Host Servers Work
How Web Server Software Works
Chapter 24. How Websites Work with Databases
How the Web Works with Databases
Chapter 25. How .NET and Web Services Work
Understanding .NET and Web Services
Chapter 26. How Grid Computing Works
Understanding How Grid Computing Works
Part 5: Using the World Wide Web
Chapter 27. How Internet Searching Works
How Internet Search Engines Work
How Meta-Search Software Works
Chapter 28. How Google Works
How Google Searches the Internet
What Google Knows About You
Chapter 29. How Map Sites Work
How Map Sites Work
How Google Earth Works
Chapter 30. How Wikis and the Wikipedia Work
How the Wikipedia Works
Part 6: Using Common Internet Tools
Chapter 31. How Telnet Works
Understanding Telnet
Chapter 32. How FTP Works
How an FTP Session Works
How File Compression Works
Chapter 33. How Agents Work
Agents on the Internet
Chapter 34. How Java, ActiveX, and JavaScript Work
How Java Works
How ActiveX Works
How JavaScript Works
Chapter 35. How CGI Scripting Works
Understanding CGI Scripting
Part 7: Enjoying Entertainment and Multimedia on the Internet
Chapter 36. How Music and Audio Work on the Internet
How RealPlayer Streaming Audio Works
How MP3 Music Files Work
How Internet Radio Broadcasting Works
Chapter 37. How iPods, iTunes, and Podcasting Work
How iPods Work
How iTunes Works
How Podcasting Works
Chapter 38. How Music Sharing and File Sharing Work
How Peer-to-Peer Software Shares Files and Music
How BitTorrent Works
Chapter 39. How Multicast IP and the MBone Work
How Multicast IP Travels Along the MBone
Chapter 40. How Virtual Reality Is Created by VRML
How Virtual Reality Is Created by VRML
Chapter 41. How Animation on the Web Works
How Client Pull and Server Push Animation Work
How Shockwave Works
How Flash Works
Part 8: Shopping and Doing Business on the Internet
Chapter 42. How Intranets Work
Using an Intranet Within a Company
How Virtual Private Networks (VPNs) Work
Chapter 43. Shopping on the Internet
How Online Buying Works
How Online Shopping Carts Work
How eBay Sells Everything
Part 9: Protecting Yourself on the Internet
Chapter 44. How Firewalls Work
How Corporate Firewalls Work
How Personal Firewalls Work
How Proxy Servers Work
Chapter 45. How Hackers Can Cripple the Internet and Attack Your PC
How Smurf Attacks and DOS Attacks Work
How Hackers Can Attack Your Computer
How Email Viruses Travel in Your Email
How Zombies and Bot Networks Work
How Hackers Exploit Browsers
Chapter 46. The Dangers of Wireless Networking
How War Drivers Invade Your Network
How "Evil Twin" Hacks Work
How Paris Hilton's Cell Phone Was Hacked
How Wireless Network Protection Works
Chapter 47. How Viruses Work
How Viruses Infect Computers
How Worms Work
Chapter 48. How Internet Sites Can Invade Your Privacy
How Cookies Work
How Websites Track Your Activities
How Web Bugs Can Invade Your Privacy
How Internet Passports Work
Chapter 49. The Dangers of Spyware and Phishing
How Spyware Works
Following the Spyware Money Trail
How Phishing Works
Following the Phishing Money Trail
How to Protect Against Spyware
Chapter 50. Cryptography, Privacy, and Digital Certificates
How Cryptosystems Work
How Digital Certificates Ensure Internet Security
Chapter 51. How Government and Workplace Surveillance Work
How the National Security Agency's Echelon Spy System Works
How the FBI's Carnivore System Invaded Your Privacy
How Internet Workplace Surveillance Works
Chapter 52. Parental Controls on the Internet
How Parental Controls Work
Glossary
Index 

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