Allied signal intelligence units and other secret units in australia during ww2

Discussion in 'Top Secret' started by spidge, May 22, 2010.

  1. spidge


    Allied Signal Intelligence Units and other secret units in Australia during WW2

    Predominantly covering the Pacific War however well documented here.

    "Not only do you not exist, you never will have existed. You will remain for always unknown and unacknowledged. There will be no awards, no glory. There will be no medals for this unit."
    As told to a batch of recruits for the Australian Special Wireless Group, AIF.

    "Sigint" is a code name for signal intelligence. Sigint operations were so secret that they were given their own special classification of "Ultra Secret". The word "Ultra" was used as a code name for intelligence derived from interception and decoding of Japanese military and naval messages.

    Command Structure for Allied Intelligence Organisations
    in SWPA, May 1943

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