Chhattisgarh Swami Vivekanand Technical University, Bhilai
Semester: VII Branch: Electronics & Telecommunication
Subject: Cryptography & Secure Communication
Total Theory Periods: 40 Total Tutorial Periods: 12
Total Marks in End Semester Examination: 80
Minimum number of Class tests to be conducted: Two
UNIT – I
Public Key Encryption:
Introduction to number theory: Fermat’s and Euler’s theorem, discrete algorithm,
Principle of public key cryptosystem, RSA algorithm, key management: Diffie-Hellman key exchange.
UNIT – II
Message Authentication and Hash Function:
Authentication requirement, authentication function, message
authentication codes, hash function, security of hash function: Brute force attack.
UNIT – III
Hash Algorithm and Digital Signature:
MD5 Message digest algorithm, secure hash algorithm, digital
signature: introduction, authentication protocols, digital signature standards.
UNIT – IV
Network and System Security:
IP security: introduction and architecture, web security: threats and web
traffic security approaches, SSL architecture and protocol, firewalls: design principle.
UNIT – V
Introduction, Cryptography and Steganography, Simplified model of Steganography, Security
using Information theory: Deterministic and Indeterministic model.
Name of Text Book:
1. Cryptography and Network Security, William Stallings, Pearson Education
2. M. Y. Rhee,
Cryptography and Secure communication
Name of Reference Books:
1. Computer Networks, Tannenbum , PHI
2. Internet Cryptography by Smith, Pearson Education Pub.