(as well as German Repatriates) are distributed with the Königssteiner Schlüssel, so every German state has to take the same number of them compared to...

arms) refers to the connection to the old noble family of Schlüsselberg (“Schlüssel” literally means “key” in German). According to official statistics, there...

reworked all the manual methods used by the Abwehr. He introduced the ABC Schlüssel, Procedure 62 and Procedure 40, which were all double transposition (Transposition...