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Network and System Security by John R. Vacca

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CHAPTER 7

Internet Security

Jesse WalkerIntel Corporation

The Internet, and all its accompanying complications, has become integral to our lives. The security problems besetting the Internet are legendary and have been daily annoyances to many users. Given the Net’s broad impact on our lives and the widespread security issues associated with it, it is worthwhile understanding what can be done to improve the immunity of our communications from attack.

The Internet can serve as a laboratory for studying network security issues; indeed, we can use it to study nearly every kind of security issue. We will pursue only a modest set of questions related to this theme. The goal of this chapter is to understand how cryptography can be used to address some ...

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