Qualifi Level 5 DIT502 Network Security (J/617/6741) Assignment Brief 2026

University	Qualifi Ltd
Subject	DIT502 Network Security (J/617/6741)

Qualification

Qualifi Level 5 Diploma in Information Technology

Unit Code and Title

unit DIT502: Network Security

Unit Reference

J/617/6741

Assignment Aim

This unit aims to provide learners with knowledge of network security issues in a networked environment and the process of preventing and detection common security incidents. The unit covers authentication; attacks and malicious codes; the security of remote access; email and web security; the security of directory and file transfer services; storage media; network security; intrusion detection; physical and security and disaster recovery.

Learning Outcomes and Assessment Criteria

Learning Outcomes: To achieve this unit, the learner must be able to:	Assessment Criteria: Assessment of these outcomes demonstrates the learner can:
1. Understand computer network security.	1.1 Analyse the factors that affect network and computer security.
	1.2 Identify common security issues in a networked environment.
	1.3 Analyse the role that artificial intelligence (AI) could have in defending networks.
2. Understand methods of maintaining computer security.	2.1 Analyse the strengths and weaknesses of different methods of authentication.
	2.2 Analyse the nature of different types of attack and malicious codes.
	2.3 Select the security tool that is appropriate to the nature of the security issue.
	2.4 Evaluate practices that prevent common attacks from intruders (networks, remote access, email, web security, wireless and instant messaging).
	2.5 Analyse the differences between network and host intrusion detection systems.

Indicative Content

Network security (understanding security threats, creating a secure network & Windows server access control

Authentication

Attacks and malicious codes

Remote access

Web security

The use of AI in the defence of networks

Directory and file transfer services

Wireless and instant messaging

Network devices

Transmission and storage media

Network security topologies

Intrusion detection

Physical security

Disaster recovery and business continuity

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Answer

Qualifi Level 5 DIT502 Network Security (J/617/6741) Assignment Brief 2026

DIT502 Assignment Brief

Assignment Aim

Learning Outcomes and Assessment Criteria

Indicative Content