In Playfair cipher, at first, a key table is produced. That key table – McqOptions

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1.	In Playfair cipher, at first, a key table is produced. That key table is a 5 by 5 grid of alphabets which operates as the key to encrypt the plaintext.
A.	Rolling Cipher
B.	Shift Cipher
C.	Playfair Cipher
D.	Block Cipher
Answer» D. Block Cipher

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