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Essential Guide to Computing: The Story of Information Technology, The by E. Garrison Walters

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Chapter 14. The Internet and Network Security

The Internet is driving today's economy and even its culture. This chapter will take a brief look at its origins, then proceed to describe how the Internet functions by tracing the flow of data out of a desktop computer and up through the various levels to the high-speed backbone and switching centers at its core. This chapter also describes the Internet's economic model and characterizes the tools that are being used to make it the world's principal venue for commercial activity. The final section takes a look at the critical issue of network security—if the Internet is really to be used for the bulk of business transactions, how can we be sure that these exchanges are secure?

By the end of this ...

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