Chapter 6

Encryption Fundamentals

Chapter Objectives

After reading this chapter and completing the exercises, you will be able to do the following:

images Explain encryption concepts.

images Describe the history of encryption and modern encryption methods.

images Use some simple decryption techniques.

Introduction

Encryption is a vital part of any network security strategy. No matter how secure the network is, if the data is not encrypted at rest or during transmission, ...

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