Download Crypto18CS744 Module-1 Cryptography VTU Notes 7th Semester pdf

Download Crypto18CS744 Module-1 Cryptography VTU Notes 7th Semester pdf, Download Module-1 Crypto 18CS744 Cryptography 7th Semester VTU Notes Pdf

(Effective from the academic year 2018 -2019)
Course Code 18CS744 CIE Marks 40
Number of Contact Hours/Week 2:2:0 SEE Marks 60
Total Number of Contact Hours 08 Exam Hours 03


Classical Encryption Techniques

Symmetric Cipher Model, Cryptography, Cryptanalysis and Brute-Force Attack, Substitution Techniques, Caesar Cipher, Monoalphabetic Cipher, Playfair Cipher, Hill Cipher, Polyalphabetic Cipher, One Time Pad.

Block Ciphers and the data encryption standard:

Traditional block Cipher structure, stream Ciphers and block Ciphers, Motivation for the feistel Cipher structure, the feistel Cipher, The data encryption standard, DES encryption, DES decryption, A DES example, results, the avalanche effect, the strength of DES, the use of 56-Bit Keys, the nature of the DES algorithm, timing attacks, Block cipher design principles, number of rounds, design of function F, key schedule algorithm

Textbook 1: Ch. 2.1,2.2, Ch. 3

RBT: L1, L2

Course outcomes:

The students should be able to:

  • Define cryptography and its principles
  • Explain Cryptography algorithms
  • Illustrate Public and Private key cryptography
  • Explain Key management, distribution and ceritification
  • Explain authentication protocols
  • Tell about IPSec

Question paper pattern:

  • The question paper will have ten questions.
  • There will be 2 questions from each module.
  • Each question will have questions covering all the topics under a module.
  • The students will have to answer 5 full questions, selecting one full question from each module.

Text Books:

1. William Stallings: Cryptography and Network Security, Pearson 6th edition.

Reference Books:

1. V K Pachghare: Cryptography and Information Security, PHI 2nd Edition

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