Cryptography

Cryptography is a free engineering handbook covering important course topics, detailed notes, diagrams, equations, formulas and study materials. Download this digital book and reference guide for Diploma, BE, BTech, BCA, BSc, MCA and other degree courses.

Explore 150 topics in 5 chapters on encryption, classical and modern ciphers, network security, AES, DES, RSA, cryptosystems, message authentication, digital signatures and key exchange. Learn data confidentiality, integrity and privacy for exams, revision, interviews, assignments and projects.

RELATED ENGINEERING BRANCHES

Computer Science Engineering (CSE), Information Technology (IT), Computer Engineering, Cybersecurity, Network Engineering, Software Engineering and Electronics & Communication Engineering (ECE).

TOPICS COVERED: 76 DISTINCT ENTRIES FROM 150

CRYPTOGRAPHY & NETWORK SECURITY

1. Basics of Cryptography

2. Conventional Cryptography

3. Key Management and Conventional Encryption

4. Keys

5. Pretty Good Privacy (PGP)

6. Digital Signatures

7. Digital Certificates

8. OSI Security Architecture

9. Network Security

10. Types of Attacks

11. Denial of Service (DoS) Attack

12. Smurf Attack

13. Distributed Denial of Service (DDoS) Attacks

14. Security Mechanisms

15. A Model for Network Security

CLASSICAL & BLOCK CIPHERS

16. Symmetric Ciphers

17. Classical Substitution Techniques

18. Classical Transposition Techniques

19. Rotor Machines

20. Steganography

21. Block Cipher Principles

22. Data Encryption Standard (DES)

23. Differential Cryptanalysis Attack

24. Cipher and Reverse Cipher

25. Security of DES

26. Strength of DES

27. Differential and Linear Cryptanalysis

28. Block Cipher Design Principles

AES & FINITE FIELDS

29. Finite Fields

30. Euclidean Algorithm

31. Finite Fields of the Form GF(p)

32. Polynomial Arithmetic

33. Finite Fields of the Form GF(2^n)

34. AES Cipher

35. Substitute Bytes Transformation

36. Evaluation Criteria for AES

37. ShiftRows Transformation

38. AddRoundKey Transformation

39. AES Key Expansion Algorithm

40. Equivalent Inverse Cipher

ENCRYPTION MODES & RANDOM NUMBERS

41. Multiple Encryption and Triple DES

42. Triple DES with Two Keys

43. Block Cipher Modes of Operation

44. Cipher Feedback Mode

45. Output Feedback Mode

46. Counter Mode

47. Stream Ciphers

48. RC4 Algorithm

49. Random Number Generation

50. Pseudorandom Number Generators

51. Linear Congruential Generators

52. Cryptographically Generated Random Numbers

53. Blum Blum Shub Generator

54. True Random Number Generators

KEY DISTRIBUTION & CONFIDENTIALITY

55. Key Hierarchy

56. Key Distribution Centre

57. Transparent Key Control Scheme

58. Controlling Key Usage

59. Confidentiality Using Symmetric Encryption

60. Link versus End-to-End Encryption

61. Key Distribution

62. Traffic Confidentiality

PUBLIC-KEY CRYPTOGRAPHY

63. Prime Numbers

64. Fermat's and Euler's Theorems

65. Testing for Primality

66. Chinese Remainder Theorem

67. Discrete Logarithms

68. Principles of Public-Key Cryptosystems

69. RSA Algorithm

70. Optimal Asymmetric Encryption Padding

71. Distribution of Secret Keys Using Public-Key Cryptography

72. Diffie-Hellman Key Exchange

73. Example of Diffie-Hellman Algorithm

74. Key Exchange Protocols

75. Man-in-the-Middle Attack

76. Elliptic Curve Arithmetic

APP FEATURES

Chapter-wise notes, comfortable reading, simple navigation, mobile-optimized diagrams and important exam topics. Use this free cryptography ebook for Computer Science, IT and network security study.