Cryptography and Network Security
Professor Raheel Khan
Topics:
Classical Encryption Techniques
Symmetric Encryption
Basic Terminology
Symmetric Cipher Model
Requirements
Cryptography
Types of Cryptanalytic Attacks
Brute Force Search
More Definitions
Classical Substitution Ciphers
Caesar Cipher
Cryptanalysis of Caesar Cipher
Monoalphabetic Cipher
Monoalphabetic Cipher Security
Language Redundancy and Cryptanalysis
English Letter Frequencies
Use in Cryptanalysis
Example Cryptanalysis
Playfair Cipher
Playfair Key Matrix
Encrypting and Decrypting
Security of the Playfair Cipher
Polyalphabetic Ciphers
Vigenère Cipher
Aids
Security of Vigenère Ciphers
Kasiski Method
Autokey Cipher
One-Time Pad
Transposition Ciphers
Rail Fence cipher
Row Transposition Ciphers
Product Ciphers
Rotor Machines
Steganography
Summary
Professor Raheel Khan
Topics:
Classical Encryption Techniques
Symmetric Encryption
Basic Terminology
Symmetric Cipher Model
Requirements
Cryptography
Types of Cryptanalytic Attacks
Brute Force Search
More Definitions
Classical Substitution Ciphers
Caesar Cipher
Cryptanalysis of Caesar Cipher
Monoalphabetic Cipher
Monoalphabetic Cipher Security
Language Redundancy and Cryptanalysis
English Letter Frequencies
Use in Cryptanalysis
Example Cryptanalysis
Playfair Cipher
Playfair Key Matrix
Encrypting and Decrypting
Security of the Playfair Cipher
Polyalphabetic Ciphers
Vigenère Cipher
Aids
Security of Vigenère Ciphers
Kasiski Method
Autokey Cipher
One-Time Pad
Transposition Ciphers
Rail Fence cipher
Row Transposition Ciphers
Product Ciphers
Rotor Machines
Steganography
Summary
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