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Solutions: Simple ciphers exercise

Gain insights from industry experts on cryptography techniques and applications. Enhance your learning with expert advice.

In this video Sam explains some sample solutions for the simple cipher task you tried in the last step. You’ll see an example of how to encrypt and decrypt using the Caesar cipher and also how to encrypt and decrypt using a permutation cipher.

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Compare your solution with Sam’s solutions.
Did you approach the task in the same way? If not, what did Sam do differently?
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An Introduction to Cryptography

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FutureLearn - Learning For Life