Question: Exercise 2 : a ) Using Hill cipher encrypt the plaintext meeting postponed. The key matrix, K and its inverse are given as: K =

Exercise 2:
a) Using Hill cipher encrypt the plaintext "meeting postponed". The key matrix, K and its
inverse are given as: K=[6241131610201715];K-1=[85102182121128](modulo 26)
b) Using the above Hill cipher's information, decrypt the ciphertext: QRTWNFJVV
Exercise 2: a) Using Hill cipher encrypt the plaintext "meeting postponed".

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