Syllabus of Andhra University BTech Information Technology - IT 4.2.2 - Cryptography and Network Security

Fourth year - Second Semester

Instruction: 3 Periods & 1 Tut /week
Univ. Exam : 3 Hours

Sessional Marks: 30
Univ-Exam-Marks:70

INTRODUCTION: The need for security-security approaches-principles of security-Plain Text and Cipher Text-substitution and Transposition Techniques-Encryption and Decryption-Symmetric and Asymmetric Cryptography-Stenography-key range and key size-types of attacks

SYMMETRIC KEY CRYPTOGRAPHIC ALGORITHMS: Algorithm types and modes-overview of symmetric key cryptography-DES-IDEA-RC5-BLOWFISH-AES-Differential and Linear Cryptanalysis.

ASYMMETRIC KEY CRYPTOGRAPHIC ALGORITHMS: Overview of asymmetric key cryptography- RSA algorithm-symmetric and asymmetric key cryptography together-digital signatures-knapsack algorithm-some other algorithms.

PUBLIC KEY INFRASTRUCTURE: Introduction-Digital certificates- Private Key management-The PKIX model-Public Key Cryptography Standards- XML, PKI and Security

INTERNET SECURITY PROTOCOLS: Basic concepts-SSL-SHTTP-TSP-SET-SSL versus SET- 3D secure protocol-Electronic money-Email security-WAP security-security in GSM

USER AUTHENTICATION MECHANISMS: Introduction-Authentication basics-passwordsauthentication tokens-certificate based authentication-biometrics authentication-kerberos-SSO approaches

PRACTICAL IMPLEMENTATIONS OF CRYPTOGRAPHY/SECURITY: Cryptographic solutions using Java-Cryptographic solutions using Microsoft-cryptographic toolkits-security and operating systems

NETWORK SECURITY: Brief Introduction to TCP/IP- firewalls-IP security-Virtual Private Networkscase studies on cryptography and security.

Text Book:

Cryptography and Network security, Atul Kahate, Tata McGraw-Hill Pub company Ltd., New Delhi

Reference Books:

1) Network Security Private Communication in a public world, Charlie Kaufman, Radia Perlman & Mike Speciner, Prentice Hall of India Private Ltd., New Delhi

2) Network Security Essentials Applications and Standards, William Stallings, Pearson Education, New Delhi

3) Network Security: The Complete Reference by Roberta Bragg, Mark Phodes-Ousley, Keith Strassberg Tata Mcgraw-Hill