November 2006
Beginner
432 pages
5h 24m
English
Content preview from How the Internet Works, Eighth Edition
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Chapter 43. Shopping on the Internet
Billions of dollars are spent every year shopping on the Internet—and if think tanks and market research firms are to be believed, that’s only the beginning. The Internet will eventually revolutionize shopping in the same way it’s revolutionized working, getting information, and communicating.
Online shopping is made possible through the use of encryption techniques—the ability to scramble information as it’s sent through the Internet so that no one can read it except the intended recipient. Encryption is used to scramble credit card information—the primary way that people pay when buying online. (For ...
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