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  2. Elizebeth Smith Friedman - Wikipedia

    en.wikipedia.org/wiki/Elizebeth_Smith_Friedman

    Elizebeth Smith Friedman (August 26, 1892 – October 31, 1980) was an American cryptanalyst and author who deciphered enemy codes in both World Wars and helped to solve international smuggling cases during Prohibition. Over the course of her career, she worked for the United States Treasury, Coast Guard, Navy and Army, and the International ...

  3. List of people associated with Bletchley Park - Wikipedia

    en.wikipedia.org/wiki/List_of_people_associated...

    Peter Benenson, worked in the "Testery" (founder of Amnesty International) Ralph Bennett, intelligence officer in Hut 3 (Professor of History at Magdalene College, Cambridge and president 1979-82) [ 4] Osla Benning, linguist Hut 4. Francis (Frank) Birch, Head of German Naval Section. Judith Irene Bloomfield (worked in Bletchley Park Mansion and ...

  4. The Code-Breakers - Wikipedia

    en.wikipedia.org/wiki/The_Code-Breakers

    The Code-Breakers is a two-part (2x22') BBC World documentary on free open-source software (FOSS) and computer programming that started on BBC World TV on 10 May 2006. It investigates how poor countries are using FOSS applications for economic development , and includes stories and interviews from around the world.

  5. Code talker - Wikipedia

    en.wikipedia.org/wiki/Code_talker

    Code talker. Choctaw soldiers in training in World War I for coded radio and telephone transmissions. A code talker was a person employed by the military during wartime to use a little-known language as a means of secret communication. The term is most often used for United States service members during the World Wars who used their knowledge ...

  6. Lorenz cipher - Wikipedia

    en.wikipedia.org/wiki/Lorenz_cipher

    The Lorenz SZ40, SZ42a and SZ42b were German rotor stream cipher machines used by the German Army during World War II. They were developed by C. Lorenz AG in Berlin. The model name SZ was derived from Schlüssel-Zusatz, meaning cipher attachment. The instruments implemented a Vernam stream cipher . British cryptanalysts, who referred to ...

  7. The Code Breaker - Wikipedia

    en.wikipedia.org/wiki/The_Code_Breaker

    The Code Breaker: Jennifer Doudna, Gene Editing, and the Future of the Human Race is a non-fiction book authored by American historian and journalist Walter Isaacson. Published in March 2021 by Simon & Schuster , it is a biography of Jennifer Doudna , the winner of the 2020 Nobel Prize in Chemistry for her work on the CRISPR system of gene ...

  8. ANSI device numbers - Wikipedia

    en.wikipedia.org/wiki/ANSI_device_numbers

    List of device numbers and acronyms. 1 - Master Element. 2 - Time-delay Starting or Closing Relay. 3 - Checking or Interlocking Relay, complete Sequence. 4 - Master Protective. 5 - Stopping Device, Emergency Stop Switch. 6 - Starting Circuit Breaker.

  9. Patricia Davies (codebreaker) - Wikipedia

    en.wikipedia.org/wiki/Patricia_Davies_(codebreaker)

    Patricia Davies (née Owtram; born 19 June 1923) is an English former codebreaker who served as a special duties linguist in the Women’s Royal Naval Service during World War II. She and her younger sister Jean Argles are often referred to as "The Codebreaking Sisters". [1] As a teenage interceptor, Davies listened to radio transmissions in ...