CCS354 NETWORK SECURITY Anna University Syllabus Regulation 2021

CCS354 NETWORK SECURITY Anna University Syllabus Regulation 2021

CCS354 NETWORK SECURITY                                                                               L T P C  

                                                                                                                                          2 0 2 3 

COURSE OBJECTIVES: 

• To learn the fundamentals of cryptography. 
• To learn the key management techniques and authentication approaches. 
• To explore the network and transport layer security techniques. 
• To understand the application layer security standards. 
• To learn the real time security practices. 

UNIT I INTRODUCTION                                                                                                      8 

Basics of cryptography, conventional and public-key cryptography, hash functions, authentication, and digital signatures. 

UNIT II KEY MANAGEMENT AND AUTHENTICATION                                              7 

Key Management and Distribution: Symmetric Key Distribution, Distribution of Public Keys, X.509 Certificates, Public-Key Infrastructure. User Authentication: Remote User-Authentication Principles, Remote User-Authentication Using Symmetric Encryption, Kerberos Systems, Remote User Authentication Using Asymmetric Encryption. 

UNIT III ACCESS CONTROL AND SECURITY                                                                4 

Network Access Control: Network Access Control, Extensible Authentication Protocol, IEEE 802.1X Port-Based Network Access Control - IP Security - Internet Key Exchange (IKE). Transport-Level Security: Web Security Considerations, Secure Sockets Layer, Transport Layer Security, HTTPS standard, Secure Shell (SSH) application. 

UNIT IV APPLICATION LAYER SECURITY                                                                    5 

Electronic Mail Security: Pretty Good Privacy, S/MIME, DomainKeys Identified Mail. Wireless Network Security: Mobile Device Security 

UNIT V SECURITY PRACTICES                                                                                         6 

Firewalls and Intrusion Detection Systems: Intrusion Detection Password Management, Firewall Characteristics Types of Firewalls, Firewall Basing, Firewall Location and Configurations. Blockchains, Cloud Security and IoT security 

                                                                                                                                30 PERIODS 

PRACTICALEXERCISES:                                                                                30 PERIODS 

1. Implement symmetric key algorithms 

2. Implement asymmetric key algorithms and key exchange algorithms 

3. Implement digital signature schemes 

4. Installation of Wire shark, tcpdump and observe data transferred in client-server communication using UDP/TCP and identify the UDP/TCP datagram. 

5. Check message integrity and confidentiality using SSL 

6. Experiment Eavesdropping, Dictionary attacks, MITM attacks 

7. Experiment with Sniff Traffic using ARP Poisoning 

8. Demonstrate intrusion detection system using any tool. 

9. Explore network monitoring tools 10. Study to configure Firewall, VPN 

COURSE OUTCOMES: 

At the end of this course, the students will be able: 

CO1: Classify the encryption techniques 

CO2: Illustrate the key management technique and authentication. 

CO3 Evaluate the security techniques applied to network and transport layer 

CO4: Discuss the application layer security standards. 

CO5: Apply security practices for real time applications. 

                                                                                                               TOTAL:60 PERIODS 

TEXT BOOKS: 

1. Cryptography and Network Security: Principles and Practice, 6th Edition, William Stallings, 2014, Pearson, ISBN 13:9780133354690. 

REFERENCES: 

1. Network Security: Private Communications in a Public World, M. Speciner, R. Perlman, C. Kaufman, Prentice Hall, 2002. 

2. Linux iptables Pocket Reference, Gregor N. Purdy, O'Reilly, 2004, ISBN-13: 978- 0596005696. 

3. Linux Firewalls, by Michael Rash, No Starch Press, October 2007, ISBN: 978-1-59327-141- 1. 

4. Network Security, Firewalls And VPNs, J. Michael Stewart, Jones & Bartlett Learning, 2013, ISBN-10: 1284031675, ISBN-13: 978-1284031676. 

5. The Network Security Test Lab: A Step-By-Step Guide, Michael Gregg, Dreamtech Press, 2015, ISBN-10:8126558148, ISBN-13: 978-8126558148.