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(Based on Crypto Lab – Security-Key Encryption Lab)
You are required to describe what you have done and what you have observed (with screenshots). You also need to provide explanation to the observations that are interesting or surprising. Please also list the important code snippets (if any) followed by explanation.
Task 1
(a)What was the encryption key used in creating the given ciphertext (2 marks)
(b)Explain how you discovered the encryption key. (10 marks)
(c)If all the spaces to be removed from the ciphertext, will your approach in discovering the encryption key be same as the one in (b) Explain why.
(8 marks)