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7. (20 pts) The following message was encrypted by using the Playfair Cipher and the keyword LIGHT. OFLTHKCMDFBHOGTDJGHTIZTGDGYDHKDUMPFNIBLTHK a) Show the matrix and the

7. (20 pts) The following message was encrypted by using the Playfair Cipher and the keyword "LIGHT". OFLTHKCMDFBHOGTDJGHTIZTGDGYDHKDUMPFNIBLTHK a) Show the matrix and the plaintext. b) Decrypt the message c) Encrypt your first and last name by using the same matrix.

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To decrypt the Playfair Cipher message we need to start by creating the Playfair matrix using the keyword LIGHT Then we can use this matrix to decrypt ... blur-text-image

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