Challenge "Polyhomophonic Substitution — Part 2" ¶
By: admin on March 28, 2020, 3:09 p.m.
This part of the challenge series is a warm-up with polyphonic substitution. In a polyphonic substitution cipher, more than one plaintext letter are encrypted to the same ciphertext symbol. The key is a mapping from the set of plaintext symbols to the set of ciphertext symbols.