What cipher machine is made of
Rotor machines (Hebern, Fialka).
- Gear — has part. Wheels set the cipher.
- Cipher rotors — has part. Discs with cross wiring.
- Keyboard — has part. A keyboard.
- Plugboard with cables — has part. An extra swapping of letters.
- Cryptography — uses. Encryption.
- Steel — is made of. The mechanism is steel.