Question

Encryption in Route cipher is done ___________

(a) by arranging the letters in a zig zag fashion in a table

(b) by randomly arranging letters

(c) by following an imaginary pattern drawn on a grid

(d) by swapping adjacent letters

This question was addressed to me during an internship interview.

The query is from Cryptography in division Cryptography of Data Structures & Algorithms II

Answer 1

Right option is (c) by following an imaginary pattern drawn on a grid

Best explanation: Route cipher is a transposition cipher. It encrypts the plain text by following an imaginary pattern on a grid.