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Encrypt the given plaintext with the key. Built the key matrix (big size). And show how...

Encrypt the given plaintext with the key. Built the key matrix (big size). And show how you get each letter ciphertext (you can do that by making shapes and arrows in key matrix). No need to draw key matric again and again. Show all your work. If you just write cipher text and key matric without showing (shapes and arrow on key matrix) that how you get the ciphertext then your marks will be deducted. key : alphabets plaintext : smartness

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