cipher-machine
There are 2 repositories under cipher-machine topic.
ntsakonas/HC-9-Cipher-Machine-Simulator
A simulator of the HC-9, a mechanical cipher machine built by Transvertex in the early '50s
JakubIg/Cipher_Machine
Cipher machine that can both encrypt and decrypt messages with 3 available ciphers: substitution cipher, rail fence code and two-square cipher