Chapter 1. An Overview of Computer Security
ANTONIO: Whereof what's past is prologue, what to come In yours and my discharge. | ||
| --The Tempest, II, i, 257–258. | ||
This chapter presents the basic concepts of computer security. The remainder of the book will elaborate on these concepts in order to reveal the logic underlying the principles of these concepts.
We begin with basic security-related services that protect against threats to the security of the system. The next section discusses security policies that identify the threats and define the requirements for ensuring a secure system. Security mechanisms detect and prevent attacks and recover from those that succeed. Analyzing the security of a system requires an understanding of the mechanisms that ...
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