PAGE_47_YEXP  (Swedish Enigma M3 intercept):


Bild "Swedish Enigma M3 intercept"
Swedish Enigma M3 intercept
ENIGMA M3 MESSAGE KEY (Swedish Enigma M3 intercept YEXP):

Type: M3
Reflector: B
Wheel Order: 7 4 6
Ring Settings: A G W  or: A G J
Message Key: J U H  or: J U U
Plugs: BM DX EW GP JO KV NZ RT

Picture source and copyright: http://signalspaning.se



Solution of naval Enigma message YEXP of 20 February 1940:

Message intercepted by Norrköping police radio station at 0045 on 20/2 1940:
0026/23   23   YEXP IZKR RYYB LWIE IZBC YBJL PTIV CAOE IQIG VTTA DXYM JDAA CREP PRQR WEOZ KLCN IMIN QMDO NPDL MTYX SLON YEXP IZKR

Message indicator groups: YEXP IZKR

Ciphertext (without indicator groups):

RYYBLWIEIZBCYBJLPTIVCAOEIQIGVTTADXYMJDAACREPPRQRWEOZKLCNIMINQMDONPDLMTYXSLON

Plaintext:

SCHREIBMASCVINEVERLAENGDUNGSSCHNURTAUWETTERKEINENSINNKWRQFSXPBYJFBRZFSKBMNVF

Interpretation (Plaintext with word divisions and with garbles corrected):

Schreibmaschine; Verlängerungsschnur; Sauwetter. Keinen Sinn.
[Rest ist Füllsel.]

Translation (preliminary):

Typewriter; Extension cord; Foul weather. No meaning.
[Remainder is padding.]

Note:

  • This is a dummy message.

Broken by Dan Girard