ULTRA: Difference between revisions

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ULTRA was a code word for British communications intelligence in the Second World War, primarily targeted against the German Enigma cryptosystem and its derivatives. <ref name=ULTRAsecret>Winterbotham, F.W. (2000), The Ultra Secret, Orion

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-'''ULTRA''' was a [[code word]] for British [[signals intelligence]] in the [[Second World War]], primarily targeted against the German [[Enigma machine]] cryptosystem and its derivatives. <ref name=ULTRAsecret>{{citation
+'''ULTRA''' was a [[code word]] for British [[communications intelligence]] in the [[Second World War]], primarily targeted against the German [[Enigma cryptosystem]] and its derivatives. <ref name=ULTRAsecret>{{citation
   | title = The Ultra Secret
   | first = F.W. | last = Winterbotham