| 本书每章后面给出了多项选择题、复习题、编程练习题等。 |
| 1 Introduction to the Concepts of Security 1.1 Introduction 1 1.2 TheNeed forSecurity 2 1,3 Security Approaches 3 1.4 PrinciplesofSecurity 4 1.5 Types of Attacks 8 Outline of the Book 23 Multiple-choice Questions 25 Review Questions 26 Design/Programming Exercises 27 2 CryptographicTechniques 2.1 Introduction 28 2.2 Plain Text and CipherText 29 2.3 SubstitutionTechniques 31 2.4 Transposition Techniques 36 2.5 Encryption and Decryption 40 2.6 Symmetric and Asymmetric Key Cryptography 43 2.7 Steganography 53 2.8 Key Range and Key Size 54 2.9 PossibleTypesofAttacks 57 Chapter Summary 58 Key Terms and Concepts 59 Multiple-choice& |
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