1.

What is route cipher?

A. a transposition cipher that performs encryption by following an imaginary pattern on a grid
B. a substitution cipher that performs encryption by following an imaginary pattern on a grid
C. a transposition cipher that performs encryption by following a zig zag pattern on a grid
D. a substitution cipher that performs encryption by following a zig zag pattern on a grid
Answer» B. a substitution cipher that performs encryption by following an imaginary pattern on a grid


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