JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisites

An introductory course in Computer Networks

Course Objectives

The main objectives of the proposed course are:

• To make students realize the practical risks and concerns in network security
• To introduce a coherent framework for understanding network security
• To introduce the field’s essential security concepts and techniques used to secure a network
• To expose the students to new state-of-the-art research topics in network security

Course Outcomes:

• Demonstrate the knowledge of cryptography, network security concepts and applications.
• Ability to apply security principles in system design.
• Ability to identify and investigate vulnerabilities and security threats and mechanisms to counter them.

UNIT - I

Introduction: Computer Security Concepts, The OSI Security Architecture, Security Attacks, Security Services, Security Mechanisms, A Model for Network Security, Standards Symmetric Encryption and Message Confidentiality: Symmetric Encryption Principles, Symmetric Block Encryption Algorithms, Random and Pseudorandom Numbers, Stream Ciphers and RC4, Cipher Block Modes of Operation

UNIT - II

Public-Key Cryptography and Message Authentication: Approaches to Message Authentication, Secure Hash Functions, Message Authentication Codes, Public-Key Cryptography Principles, Public-Key Cryptography Algorithms, Digital Signatures.

UNIT - III

Key Distribution and User Authentication: Symmetric Key Distribution Using Symmetric Encryption, Kerberos, Key Distribution Using Asymmetric Encryption, X.509 Certificates, Public-Key Infrastructure.

UNIT - IV

Electronic Mail Security: Pretty Good Privacy, S/MIME, Domain Keys Identified Mail. IP Security: IP Security Overview, IP Security Policy, Encapsulating Security Payload, Combining Security Associations, Internet Key Exchange, Cryptographic Suites

UNIT - V

Intruders: Intruders, Intrusion Detection, Password Management Malicious Software: Types of Malicious Software, Viruses, Virus Countermeasures, Worms, Distributed Denial of Service Attacks Firewalls: The Need for Firewalls, Firewall Characteristics, Types of Firewalls, Firewall Basing, Firewall Location and Configurations

R19 M. TECH. CN/CNIS/CYBER SECURITY

Text Book:

Network Security Essentials: Applications and Standards (4th edition) (Paperback), William Stallings, Prentice Hall, 2010, ISBN: 978-0136108054.

R19 M. TECH. CN/CNIS/CYBER SECURITY

M. Tech. (CNIS/CN/Cyber Security) – I Year – I Semester Common to CNIS, CN and Cyber Security