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    1. Labs
    2. VTU THEORY
    3. VTU Sem 6
    4. Cryptography, Network Security and Cyber Law syllabus
    5. Module-1 Introduction
    DES Construction.
    Secret Key Cryptography – Product Ciphers
    Other Cipher Properties
    Elementary Transport Ciphers
    Elementary Substitution Ciphers
    Basics of Cryptography - Preliminaries
    Chinese Remainder Theorem
    Useful Algebraic Structures
    The Greatest Comma Divisor
    Mathematical Background for Cryptography - Modulo Arithmetic’s
    Guiding Principles
    Defence Strategies and Techniques
    Introduction - Cyber Attacks
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