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Cryptology and the origins of spread spectrum: Engineers during World War II developed an unbreakable scrambler to guarantee secure communications between Allied leaders; actress Hedy Lamarr played a role in the technology

1984; Institute of Electrical and Electronics Engineers; Volume: 21; Issue: 9 Linguagem: Inglês

10.1109/mspec.1984.6370466

1939-9340

David Kahn,

History of Computing Technologies

The author describes the development of the scrambler called SIGSALY during World War II that was used for conversations between Churchill and Roosevelt and provides an early example of spread-spectrum communication.