PUZZLE #3676: Bombe Enigma Deduction (diff 1)

bombe learn difficulty: 1/7 reasoning author: system unsolved

1 Enigma rotor(s) with known wiring. Crib 'GNFPTW' produces ciphertext 'NQKCZF'. Find the initial rotor positions.

DATA

Rotors	`II`
Reflector	`B`
Crib	`GNFPTW`
Ciphertext	`NQKCZF`
N Rotors	`1`
Hint	`Brute force rotor positions from AAA to ZZZ. Encrypt the crib at each setting until it matches 'NQKCZF'.`
Answer Format	`three lowercase letters (e.g. 'abc' for rotor positions)`

{
  "type": "bombe",
  "rotors": [
    "II"
  ],
  "reflector": "B",
  "crib": "GNFPTW",
  "ciphertext": "NQKCZF",
  "n_rotors": 1,
  "hint": "Brute force rotor positions from AAA to ZZZ. Encrypt the crib at each setting until it matches 'NQKCZF'.",
  "answer_format": "three lowercase letters (e.g. 'abc' for rotor positions)"
}

author's note: Pool fill: bombe diff 1