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Understanding the Internet: A Clear Guide to Internet Technologies by Keith Sutherland

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Chapter 11

Security, Secrets andElectronic Commerce(e-commerce)

The Need for Security

In this chapter we cover a number of complex but important topics. The specialists will cry out in horror at some of the simplifications that I make here. My only excuse is that I want to convey the general principles covering how these technologies work rather than immersing myself in detailed discussions of each of the systems themselves.

So far we have talked about the various technologies that comprise the “typical” intranet or Internet set-up. These have included FTP, WWW, e-mail and a number of others. One of the biggest growth areas over the next few years is going to be electronic commerce (e-commerce). Many different organisations are looking into ...

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