Top Secret

Intelligence, Bletchley, Interception, Cryptology, MI6/Secret Intelligence Service, etc

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  1. Jan7

    German Radio Intelligence document/report by Albert Praun

    Jan7, Aug 17, 2010
    Replies:
    4
    Views:
    1,935
    Andreas
    Nov 13, 2010
  2. gold1640

    German morse code

    gold1640, Jan 26, 2012 ... 2
    Replies:
    29
    Views:
    6,399
    Ron Goldstein
    Nov 9, 2012
  3. Lindele

    German Historical Institut Moscow with online access to Wehrmacht files

    Lindele, May 1, 2015
    Replies:
    7
    Views:
    2,223
    Andreas
    May 3, 2015
  4. PsyWar.Org

    German counterfeiting of British banknotes

    PsyWar.Org, Feb 17, 2012
    Replies:
    8
    Views:
    2,227
    timuk
    Mar 10, 2020
  5. Jedburgh22

    German Coding machine on EBay

    Jedburgh22, May 29, 2016
    Replies:
    6
    Views:
    1,525
    geoff501
    May 31, 2016
  6. Joker

    GC&CS - departments question

    Joker, Nov 15, 2017
    Replies:
    0
    Views:
    1,234
    Joker
    Nov 15, 2017
  7. Andrew Turner

    Gayhurst Outstation

    Andrew Turner, Jan 7, 2020
    Replies:
    2
    Views:
    924
    Ian Bishop
    Jan 9, 2020
  8. Whatstandwell

    Gathering information - radio listening outposts

    Whatstandwell, Jun 24, 2014
    Replies:
    1
    Views:
    2,224
    BC610E
    Jun 27, 2014
  9. PRcrab

    FSS Duties

    PRcrab, Mar 6, 2016
    Replies:
    3
    Views:
    1,492
    PRcrab
    Mar 7, 2016
  10. davidbfpo

    From Warsaw to Bletchley Park: The International Effort To Break Enigma

    davidbfpo, Apr 27, 2023
    Replies:
    0
    Views:
    230
    davidbfpo
    Apr 27, 2023
  11. geoff501

    Free access to Cryptologia journal archive during April

    geoff501, Apr 6, 2013
    Replies:
    0
    Views:
    1,038
    geoff501
    Apr 6, 2013
  12. Pvt Britten

    Force 136 in India

    Pvt Britten, Jun 2, 2014
    Replies:
    6
    Views:
    1,690
    Maureene
    Jun 4, 2014
  13. joybonjovi

    Force 133

    joybonjovi, Jun 18, 2023
    Replies:
    5
    Views:
    422
    joybonjovi
    Jun 21, 2023
  14. Robert-w

    Forbidden to tell the British public what you're telling the German public

    Robert-w, Feb 21, 2020
    Replies:
    14
    Views:
    1,556
    Robert-w
    Sep 24, 2020
  15. Gef

    Farm Hall, Godmanchester

    Gef, Jan 8, 2011
    Replies:
    5
    Views:
    2,725
    Indyman
    Sep 15, 2015
  16. S Hayward

    Fake Clouds and Other Obfuscation Techniques

    S Hayward, Mar 7, 2023
    Replies:
    11
    Views:
    820
    Frog Prince
    Feb 1, 2024
  17. Peter Clare

    Extra funding for Bletchley Park

    Peter Clare, Mar 13, 2009
    Replies:
    0
    Views:
    1,248
    Peter Clare
    Mar 13, 2009
  18. Vitesse

    Entire Bletchley Park archive to be digitised

    Vitesse, Jun 5, 2010
    Replies:
    4
    Views:
    950
    geoff501
    Jun 8, 2010
  19. mikky

    Enigma Variations

    mikky, Sep 15, 2013
    Replies:
    10
    Views:
    1,633
    geoff501
    Sep 17, 2013
  20. jacobtowne

    Enigma Re-created

    jacobtowne, Sep 6, 2006
    Replies:
    9
    Views:
    1,552
    Andy in West Oz
    Sep 8, 2006
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