
Intermediate IT Audit School: Network Perimeter Security
Evaluate perimeter defenses and strengthen risk-based security audits
Created by Wes Bryan, Sophie Goodwin, Rob Clark
Explore how to evaluate and strengthen network perimeter security using a risk-based approach. You'll learn to connect technical controls with audit evidence and understand how different defenses work together to protect critical assets. Build confidence in reviewing firewalls, DMZs, access controls, and monitoring practices.
ACI | 180 min
What You Will Learn
You'll start by building a foundation in network concepts, protocols, and addressing. Each section introduces defensive technologies and shows how to evaluate their effectiveness. Real-world examples and audit scenarios help you connect technical controls to evidence and governance as you progress.
Key Features
- Gain practical skills to assess firewalls, DMZs, VPNs, and intrusion detection systems
- Learn to connect network protocols and addressing to real-world perimeter defenses
- Apply risk-based audit techniques to identify weaknesses and improve security controls
Target Audience
Ideal for intermediate IT auditors, network and security professionals, and compliance teams who want to deepen their understanding of perimeter defenses. If you have basic networking and IT controls knowledge and need to review or audit network security, this course will help you build practical, actionable skills.





