Istorii︠a︡ shifrovalʹnogo dela v Rossii
Serii︠a︡ "Dosʹe"
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The author traces the history of Russian cryptography formation, which have taken place during several centuries. Principles and origins of cryptography, its forms, methods and techniques have been worked out by several generations of Russian specialists, starting from Peter I epoch up to the beginning of World War II. The research is based on rich documentary material.