CHAPTER 14Cryptography

In this chapter, you will learn about

• Basic cryptography concepts and terms

• Hashing and how it provides integrity

• Common symmetric encryption algorithms and the basics of how they work

• Asymmetric encryption’s use of the public and private keys for encryption and digital signatures

• Differences between symmetric and asymmetric encryption

• Steganography and how it can hide data within data

• The components of a public key infrastructure

• Different types of cryptanalysis attacks

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