Networking Essentials
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Networking · Network Security Basics

Common Network Threats

Recognise interception, unauthorised access, malicious traffic, and service disruption.

2 min micro-lesson

Lesson focus

Common Network Threats

Describe the key ideas behind “Common Network Threats” and apply them to a familiar technology scenario.

Video resources will be added as each NEST lesson is published.

Learning objective

What you will understand

Describe the key ideas behind “Common Network Threats” and apply them to a familiar technology scenario.

Key ideas

  • Eavesdropping
  • Unauthorised access
  • Denial of service

Try it

Pair each network threat with a sensible defensive control.

Quick recap

Recognise interception, unauthorised access, malicious traffic, and service disruption.

Module checkpoint

Ready to test your understanding?

Answer three source-backed questions, review every explanation, and unlock relevant university course suggestions.

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