The Enigma machine was created for Germany by Arthur Scherbius in World War I. It is a encryption machine: a way of changing the letters of a message so that it appears to be scrambled letters (or, random letters).

Did you know?
-German military messages done on the Enigma machine were first broken by the Polish Cipher Bureau, beginning in December 1932.
-During the war, British codebreakers solved a vast number of messages from Enigma.
-From 1938 more complexity was added to the Enigma machines, making decryption more difficult.