Enter your message, choose a key (or generate one), and click Cipher or Decipher.
Note: The "Generate Key" button creates a random key, making it highly unlikely someone else will guess it.
Note Two: There is also a simplified simulation of the Enigma machine,
originally invented by Arthur Scherbius. The actual Enigma machine used multiple rotors, a plugboard,
and other complex features. This simulation is intended for educational purposes to illustrate basic
encryption concepts.