Question

Hill cipher is an example of ____________

(a) mono-alphabetic cipher

(b) substitution cipher

(c) transposition cipher

(d) additive cipher

I have been asked this question in an online quiz.

I'd like to ask this question from Cryptography topic in section Cryptography of Data Structures & Algorithms II

Answer 1

The correct choice is (b) substitution cipher

Explanation: Hill cipher is a substitution cipher. It falls under the category of poly alphabetic cipher as it uses multiple substitutions at different positions in order to cipher the plain text.