Noun
codebreaking (uncountable)
The decipherment of a code.
From this early interest, he demonstrated his skill at codebreaking by deciphering the secret price codes which his father wrote inside the covers of books. Source: Internet
German codebreaking efforts at B-Dienst had succeeded in deciphering the British Naval Cypher No. 3, allowing the Germans to estimate where and when convoys could be expected. Source: Internet
ERA had formed out of a former United States Navy laboratory that had built codebreaking machines, a tradition ERA carried on when such work was available. Source: Internet
Shortly afterwards, Edward Travis (then operational head of Bletchley Park) asked Newman to lead research into mechanised codebreaking. Source: Internet
The British in particular built up great expertise in the newly emerging field of signals intelligence and codebreaking. Source: Internet
The British rapidly built up great expertise in the newly emerging field of signals intelligence and codebreaking. Source: Internet