Encrypt and decrypt online. The enigma cipher machine is well known for the vital role it played during wwii. Alan turing and his attempts to crack. Verkkoeach rotor has a notch which causes the rotor to its left to step. Rotor i causes the next rotor to step on transition from q to r, rotor ii on the transition e to f etc. Verkkoweb app that encodes, decodes, encrypts, decrypts, converts, translates, simulates and views content online offering a variety of ciphers, formats, algorithms and. Verkkothe enigma machine uses a system of rotating wheels (rotors) and electrical wiring to encrypt messages by polyalphabetic substitution. The basic enigma machine. Inspect the encryption and decryption of the enigma cipher machine step by step.