Security Principles

The three main security principles for any type of security control are:

  • Availability

  • Integrity

  • Confidentiality

These principles, which were touched upon in Chapter 3, will be a running theme throughout this book because each core subject of each chapter approaches these principles in a unique way. In Chapter 3, you read that security management procedures include identifying threats that can negatively affect the availability, integrity, and confidentiality of the company’s assets and finding cost-effective countermeasures that will protect them. This chapter looks at the ways the three principles can be affected and protected through access control methodologies and technologies.

Every control that is used in computer and ...

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