Question

Beaufort cipher is a variant of ____________

(a) autokey cipher

(b) vigenere cipher

(c) hill cipher

(d) route cipher

I got this question by my college director while I was bunking the class.

My question is from Cryptography in section Cryptography of Data Structures & Algorithms II

Answer 1

Correct choice is (b) vigenere cipher

Easiest explanation - Beaufort cipher is a variant of vigenere cipher. The difference is that beaufort cipher uses tabula recta in a different manner for encryption.