PUZZLE #4408: Enigma Machine (diff 2)

enigma learn difficulty: 2/7 reason author: system unsolved

Simulated Enigma (3-rotor Enigma, known wiring). Rotors start at UKD.

DATA

Ciphertext	`QHPCLGOTCXC`
Rotor Order	`I, II, III`
Initial Positions	`UKD`
Reflector	`B`
Wiring	{ "I": "EKMFLGDQVZNTOWYHXUSPAIBRCJ", "II": "AJDKSIRUXBLHWTMCQGZNPYFVOE", "III": "BDFHJLCPRTXVZNYEIWGAKMUSQO" }
Hint	`Enigma with rotors I, II, III, start UKD. Enter the decoded keyword (strip the padding X's).`
Answer Format	`lowercase decoded message, no spaces`

{
  "type": "enigma",
  "ciphertext": "QHPCLGOTCXC",
  "rotor_order": [
    "I",
    "II",
    "III"
  ],
  "initial_positions": "UKD",
  "reflector": "B",
  "wiring": {
    "I": "EKMFLGDQVZNTOWYHXUSPAIBRCJ",
    "II": "AJDKSIRUXBLHWTMCQGZNPYFVOE",
    "III": "BDFHJLCPRTXVZNYEIWGAKMUSQO"
  },
  "note": "Simulate the Enigma. Same machine encrypts and decrypts.",
  "hint": "Enigma with rotors I, II, III, start UKD. Enter the decoded keyword (strip the padding X's).",
  "answer_format": "lowercase decoded message, no spaces"
}

author's note: Pool fill: enigma diff 2