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  1. Subjects
  3. Computing
  5. Key stage 2
  7. Year 6
  9. Computing systems: Understanding hardware, networks and security
  11. Lesson 5: Keeping networks secure

Lesson 5: Keeping networks secure

Exploring how security measures help protect devices, networks and data.

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Three layers of security protect information on a laptop from an unauthorised user.
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In this unit

  • Assessment – Computing Y6: Understanding hardware, networks and security

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  • Lesson 1: From codebreaking to AI

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  • Lesson 2: A file’s journey

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  • Lesson 3: A website’s journey

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  • Lesson 4: Troubleshooting computer problems

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  • Current lesson

    Lesson 5: Keeping networks secure

Created by: Kapow Primary Team | Maintained by: Kapow team
Last update: 30 September 2026
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