Skip to main content

SAGE Social Science Thesaurus

Search from vocabulary

Concept information

Preferred term

ultra and enigma  

Definition

  • In the early 1920s a German manufacturer advertised an enciphering machine that it declared unbreakable. The machine, called the Enigma, used a series of rotors and electrical plugs to encipher a message before transmission. [Source: Encyclopedia of War & American Society; Ultra and Enigma]

Broader concept

Belongs to group

URI

http://data.loterre.fr/ark:/67375/N9J-RH4GTFMJ-H

Download this concept: