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HND IT Year 2 Advanced Core

Unit 6: Network Security

An advanced blueprint scrutinizing enterprise infrastructure defenses, penetration profiling, cryptography primitives, perimeter firewalls, and security policies.

Module Overview

What is the Network Security Module?

The Network Security module focuses on defensive system architecture. It gives engineers the skill set needed to protect corporate data hubs from active security threats, structural leaks, and targeted outside exploitation.

By learning to write cryptographic policies, manage stateful access controls, and use defensive testing tools, you build reliable protective layers. This deep security knowledge matches the requirements of global roles like cybersecurity analysts and network infrastructure administrators.

Core Competencies

  • Perimeter Defense: Configuring complex firewall rules and adaptive gateway security engines.
  • Cryptographic Design: Deploying safe encryption layers across active corporate communications.
  • Penetration Auditing: Finding active network holes using systematic vulnerability scanning tools.
Curriculum Matrix

What You Will Study

1. Attack Vectors & Perimeter Defenses

Analyzing offensive infrastructure threats including Man-in-the-Middle, DDoS, and advanced spoofing attacks

Configuring stateful enterprise firewalls, perimeter access lists, and network segment maps

Deploying deep packet inspection engines within active Intrusion Detection and Prevention systems (IDS/IPS)

Isolating rogue terminal connections using IEEE 802.1X secure port authentication policies

2. Cryptography Primitives & Virtual Private Networks

Implementing symmetric and asymmetric ciphers including AES-256 and RSA infrastructure tokens

Configuring secure data transport protocols including TLS 1.3 tunnels and SSH connection boundaries

Architecting site-to-site and remote-access Virtual Private Networks (VPNs) via IPsec and OpenVPN

Managing enterprise Public Key Infrastructure (PKI) pipelines, certificate roots, and revocation tracking lists

3. Vulnerability Auditing & Security Governance

Executing systematic penetration testing matrices utilizing specialized diagnostic platforms (Kali Linux)

Scanning internal subnets for outdated vulnerabilities using automated scanners (Nessus)

Enforcing modern Zero Trust system patterns and multi-factor identity authorization barriers

Aligning corporate operations safely against ISO 27001 standards and disaster data recovery playbooks

UNIT METRICS

Structure & Parameters

Official Unit CodeUnit 6: Network Security
Academic Tier LevelBTEC HND Level 5 (Year 2)
Delivery MethodPractical Cyber Lab & Security Audit Report
Allotted DurationFull Semester Term
Total Credit Value15 Credits Assigned
Minimum Passing BarPass / Merit / Distinction
Primary Core FocusInfrastructure Protection & Ethical Hacking
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