Network Security

Course Title: Network Security

Course No: CSC426

Nature of the Course: Theory + Lab

Semester: 7

Full Marks: 60 + 20 + 20

Pass Marks: 24 + 8 + 8

Credit Hours: 3

Course Description

This course covers the fundamental concepts of network security protocols, wireless security concepts, basics of security in cloud and IoT.

Course Objectives

The main objective of this course is to provide knowledge of network security so that students will be able to implement a secure network architecture using different security protocols and technologies.

Course Contents

1. Computer Network Security Fundamentals

3 hrs

1.1. Introduction

1.2. Securing the Computer Network

1.3. Forms of Protection

1.4. Security Standards

2. User Authentication

4 hrs

2.1. Remote User-Authentication Principles

2.2. Remote User-Authentication Using Symmetric Encryption

2.3. Remote User-Authentication Using Asymmetric Encryption

2.4. Federated Identity Management

3. Transport Level Security

6 hrs

3.1. Web Security

3.2. Transport Layer Security (TLS)

3.3. HTTPS

3.4. Secure Shell (SSH)

4. Wireless Network Security

6 hrs

4.1. Wireless Security

4.2. Mobile Device Security

4.3. IEEE 802.11 Wireless LAN Overview

4.4. IEEE 802.11i Wireless LAN Security

5. Electronic Mail Security

8 hrs

5.1. Internet Mail Architecture

5.2. E-mail Formats

5.3. Email Threats and Comprehensive Email Security

5.4. S/MIME

5.5. Pretty Good Privacy (PGP)

5.6. DNSSEC

5.7. DNS-Based Authentication of Named Entities

5.8. Sender Policy Framework

5.9. Domain Keys Identified Mail

5.10. Domain-Based Message Authentication, Reporting, and Conformance

6. IP Security

6 hrs

6.1. IP Security Overview

6.2. IP Security Policy

6.3. Authentication Header

6.4. Encapsulating Security Payload

6.5. Security Associations

6.6. Internet Key Exchange

7. Network Endpoint Security

5 hrs

7.1. Firewalls

7.2. Intrusion Detection System

7.3. Malicious Software

7.4. Distributed Denial of Service Attacks

8. Cloud and Internet of Things (IOT) Security

7 hrs

8.1. Cloud Computing

8.2. Cloud Security Concepts

8.3. Cloud Security Risks and Countermeasures

8.4. Cloud Security as a Service

8.5. Open-source Cloud Security Module

8.6. Internet of Things (IoT)

8.7. IoT Security Concepts and Objectives

8.8. Open-source IoT Security Module

Laboratory Works

The laboratory work includes implementation and simulation of Network Security Protocols, Intrusion Detection Systems, DDoS Attacks, Cloud Security and IoT Security Systems.

1.Network Security Implementation

Text Books

1.Cryptography and Network Security: Principles and Practice, 8th Edition, William Stallings, Pearson, 2020

Reference Books

1.Computer Network Security Fundamentals, 5th Edition, Joseph Migga Kizza, Springer, 2020
2.Network Security Essentials: Applications and Standards, 6th Edition, William Stallings, Pearson, 2017
3.Network Security and Cryptography: A Self-Teaching Introduction, Sarhan M. Musa, Mercury Learning and Information LLC, 2018

Notes:

This syllabus follows the official B.Sc. CSIT curriculum of Tribhuvan University. In case of any doubt or revision, the university's published syllabus shall be considered authoritative.

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