TheCodeBreakers
have been chosen because it seemed appropriate to cryptology. Much
later, Foreign Minister Joachim von Ribbentrop took the Chiffrierburo
under his own office.
By 1939, Pers z had divided the Chiffrierwesen into two groups—one
that dealt with ciphers, either as primary systems or as
superencipherments, and that was heavily mathematical in personnel
and approach; and one that dealt with codes and emphasized the
linguistic.* Three senior cryptanalysts headed them—Rudolf Schauffler
and Adolf Paschke as joint chiefs of the linguistic section, Dr. Werner
Kunze as chief of the mathematicians. All were veterans of the military
cryptanalytic bureaus that Germany had belatedly started in World War
I; all joined the Foreign Office in 1919 when they were close to 30.
Schauffler and Kunze participated in developing the one-time pad, the
unbreakable cipher in pencil-and-paper form.
These three were chiefly assisted by three other old-timers, Erich
annaabi.ee 
