What Is The Formula Used For Decoding The Ciphered Text Using #234
What is the formula used for decoding the ciphered text using affine cipher(a,b are constants and x is the numerical equivalent of a letter to be encrypted)?
This multiple choice question (MCQ) is related to the book/course
gs gs122 Data Communication and Computer Network.
It can also be found in
gs gs122 Cryptography - Affine Cipher - Quiz No.1.
What is the formula used for decoding the ciphered text using affine cipher(a,b are constants and x is the numerical equivalent of a letter to be encrypted)?
a-1(x-b)%26
(ax+b)%26
b-1(x-a)%26
b-1(x-a)
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