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Cryptography

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 Websites presented in alphabetical order

Bletchley Park: Station X view detail comment email this

"Bletchley Park [England] was the top-secret wartime base of Allied code breakers, such as Alan Turing and Dilly Knox, whose work decrypting Enigma and other enemy code systems affected the course of the Second World War." The site provides a history and virtual tour of Bletchley Park, information about the German Enigma cipher, and games for children.
http://www.bletchleypark.org.uk/
Topics: Computers, Government, History By Place, Military, World War II

Last updated Jul 28, 2004


Breaking German Wehrmacht Ciphers view detail comment email this

This site describes ongoing efforts to decode ciphers used by the Germans during World War II. Includes reports on its own decoding of messages created with a "3-wheel German Army Enigma machine" as well as provides links to other decoding projects, such as the M4 Message Breaking Project, which uses a network of distributed computers to break the code of a 4-wheel German machine. Includes examples of messages, a timeline, and related material.
http://frode.home.cern.ch/frode/crypto/bgac/
Topics: Communications, World War II

Last updated Mar 8, 2006


National Cryptologic Museum view detail comment email this

This museum "is the National Security Agency's principal gateway to the public. It shares the Nation's, as well as NSA's, cryptologic legacy and place in world history." The site features descriptions and images from exhibits on topics such as African-American cryptologic pioneers, women in American cryptology, World War II, the Cold War, and more.
http://www.nsa.gov/about/cryptologic_heritage/museum/
Topics: Computers, Military, National Security, Native Americans

Last updated Jan 27, 2009


National Security Agency (NSA)/Central Security Service (CSA): Frequently Asked Questions view detail comment email this

This FAQ covers basic information about this cryptologic U.S. government agency whose "mission is the protection of U.S. information systems and the production of foreign signals intelligence information." Includes official U.S. government answers to questions such as "Why can't you talk about something after it has been in the newspaper?" and "Does NSA/CSS unconstitutionally spy on Americans?" (no) Includes some acronyms.
http://www.nsa.gov/about/faqs/index.shtml
Topics: Government, National Security

Last updated Jan 27, 2009


Navajo Code Talkers view detail comment email this

A website dedicated to the recognition of the Navajo Code Talkers of World War II, who "developed the most significant and successful military code of the time." Includes history of the Code Talkers, a photo gallery, background on the presentation of congressional medals for the Code Talkers, and a few related links. Provided by New Mexico Senator Jeff Bingaman, who sponsored the Honoring the Navajo Code Talkers Act of 2000.
http://bingaman.senate.gov/features/codetalkers/
Topics: Computers, Languages, Military, Native Americans, Photograph Collections, Photograph Collections: History, World War II

Last updated May 12, 2007


Secrets of the Spies view detail comment email this

This interactive feature about spies and espionage contains a timeline about secret codes, profiles of famous double agents, a brief glossary, and a short list of films featuring codes and spies. Also contains links to related features on the Federal Bureau of Investigation (FBI) and on polygraphs. From CBS News.
http://www.cbsnews.com/htdocs/spies/framesource.html
Topics: Computers, Film: Genres & Themes, Government, Government, Military

Last updated Dec 15, 2004


Steganography & Digital Watermarking: Information Hiding view detail comment email this

Documents, essays, and related links for the art of hiding information inside other media, such as photographs or images.
http://www.jjtc.com/Steganography/
Topics: Computers, Literature & Books, Military

Last updated Jun 22, 2004


Terrorism and Security Collection view detail comment email this

Over thirty full-text, searchable publications about science and policy issues having to do with terrorism and security. Topics discussed include cybercrime, biological and chemical threats, airline passenger screening, bombs, and cryptography. From the National Academies Press.
http://www.nap.edu/collections/terror/
Topics: Military, National Security, Terrorism

Last updated May 15, 2004


Virtual Tour of the CIA: "Kryptos" Sculpture view detail comment email this

Overview of this sculpture, located at the Central Intelligence Agency (CIA) headquarters, that is inscribed with "several enigmatic messages, each written in a different code. The sculpture continues to be a source of pleasure and mystery for Agency employees with a few employees taking the challenge to 'break the code.'" Features a photo of the sculpture, the transcribed code, and an essay about the sculpture and attempts to solve the puzzle. From the CIA.
https://www.cia.gov/about-cia/virtual-tour/kryptos/
Topics: Communications, Government

Last updated May 26, 2007




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