Cryptography & Network Security (English)

   Monday, April 29, 2024   

Starting a new Lecture Notes Series on Cryptography & Network Security

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Cryptography & Network Security By Lecture Notes together!

Lecture 1: Introduction to Cryptography and Network Security

Lecture 2: CIA Triad

Lecture 3: The OSI Security Architecture

Lecture 4: Security Attacks

Lecture 5: Security Services

Lecture 6: Security Mechanisms

Lecture 7: Network Security Model

Lecture 8: Cryptography

Lecture 9: Cryptography – Key Terms

Lecture 10: Cryptanalysis

Lecture 11: Brute Force Attack

Lecture 12: Classical Encryption Techniques

Lecture 13: Caesar Cipher (Part 1)

Lecture 14: Caesar Cipher (Part 2)

Lecture 15: Monoalphabetic Cipher

Lecture 16: Playfair Cipher (Part 1)

Lecture 17: Playfair Cipher (Part 2)

Lecture 18: Playfair Cipher (Solved Question)

Lecture 19: Hill Cipher (Encryption)

Lecture 20: Hill Cipher (Decryption)

Lecture 21: Polyalphabetic Cipher (Vigenère Cipher)

Lecture 22: Polyalphabetic Cipher (Vernam Cipher)

Lecture 23: One Time Pad

Lecture 24: Rail Fence Technique

Lecture 25: Row Column Transposition Ciphering Technique

Lecture 26: Steganography

Lecture 27: LSB Steganography - Demo

Lecture 28: Cryptography (Solved Questions)

Lecture 29: Abstract Algebra and Number Theory

Lecture 30: Prime Numbers in Cryptography

Lecture 31: Modular Arithmetic (Part 1)

Lecture 32: Modular Arithmetic (Part 2)

Lecture 33: Modular Exponentiation (Part 1)

Lecture 34: Modular Exponentiation (Part 2)

Lecture 35: GCD - Euclidean Algorithm (Method 1)

Lecture 36: GCD - Euclidean Algorithm (Method 2)

Lecture 37: Relatively Prime (Co-Prime) Numbers

Lecture 38: Euler’s Totient Function (Phi Function)

Lecture 39: Euler’s Totient Function (Solved Examples)

Lecture 40: Fermat's Little Theorem

Lecture 41: Euler's Theorem

Lecture 42: Primitive Roots

Lecture 43: Multiplicative Inverse

Lecture 44: Extended Euclidean Algorithm (Solved Example 1)

Lecture 45: Extended Euclidean Algorithm (Solved Example 2)

Lecture 46: Extended Euclidean Algorithm (Solved Example 3)

Lecture 47: The Chinese Remainder Theorem (Solved Example 1)

Lecture 48: The Chinese Remainder Theorem (Solved Example 2)

Lecture 49: The Discrete Logarithm Problem

Lecture 50: The Discrete Logarithm Problem (Solved Example)

Lecture 51: Prime Factorization (Fermat's Factoring Method)

Lecture 52: Testing for Primality (Fermat's Test)

Lecture 53: Testing for Primality (Miller-Rabin Test)

Lecture 54: Group and Abelian Group

Lecture 55: Cyclic Group

Lecture 56: Rings, Fields and Finite Fields

Lecture 57: Stream Cipher vs. Block Cipher

Lecture 58: Feistel Cipher Structure

Lecture 59: Introduction to Data Encryption Standard (DES)

Lecture 60: Single Round of DES Algorithm

Lecture 61: The F Function of DES (Mangler Function)

Lecture 62: Key Scheduling and Decryption in DES

Lecture 63: Avalanche Effect and the Strength of DES

Lecture 64: Data Encryption Standard (DES) - Solved Questions

Lecture 65: Introduction to Advanced Encryption Standard (AES)

Lecture 66: AES Encryption and Decryption

Lecture 67: AES Round Transformation

Lecture 68: AES Key Expansion

Lecture 69: AES Security and Implementation Aspects

Lecture 70: Multiple Encryption and Triple DES

Lecture 71: Block Cipher Modes of Operation

Lecture 72: Electronic Codebook (ECB)

Lecture 73: Cipher Block Chaining (CBC)

Lecture 74: Cipher Feedback (CFB)

Lecture 75: Output Feedback (OFB)

Lecture 76: Counter Mode (CTR)

Lecture 77: Block Cipher Modes of Operation (Solved Question)

Lecture 78: Pseudorandom Number Generator (PRNG)

Lecture 79: Golomb’s Randomness Postulates

Lecture 80: Public Key Cryptography | Chapter-4 | Cryptography & Network Security | nesoacademy.org

Lecture 81: Hash Functions & Digital Signatures | Chapter-5 | Cryptography & Network Security | nesoacademy.org

Lecture 82: System Practices & System Security | Chapter-6 | Cryptography & Network Security | nesoacademy.org