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Encryption

Encryption

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12
Question 1

Perform a Rail Fence cipher encryption of the text CYBERSECURITY using a key of 3.

Show your working.

[4]
Markscheme

Encryption Questions

  1. IGCSE
  2. /Computer Science
  3. /Encryption

16 exam-style questions on Edexcel IGCSE Computer Science Encryption. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank