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The list of ciphers in this work included both substitution and transposition, and for the first time, a cipher with multiple substitutions for each plaintext letter. Charles Babbage, UK, 19th century mathematician who, about the time of the Crimean War, secretly developed an effective attack against polyalphabetic substitution ciphers.
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David Hatcher Childress (b. 1957), American pseudoarchaeologist and cryptozoologist [14] Jerome Clark (b. 1946), American ufologist and author of over a dozen books on paranormal phenomena including Cryptozoology A to Z [15] John Colarusso, Canadian linguist and author of Ethnographic Information on a Wild Man of the Caucasus [1]
Outline of cryptography – an analytical list of articles and terms. Books on cryptography – an annotated list of suggested readings. List of cryptographers – an annotated list of cryptographers. WikiProject Cryptography – discussion and resources for editing cryptography articles.
Cryptographers are people involved in making or breaking codes, ciphers, and other cryptographic algorithms. People who break systems are also known as codebreakers or cryptanalysts . See also: List of cryptographers , List of cryptography topics , Category:Intelligence analysts
David Lee Chaum (born 1955) is an American computer scientist, cryptographer, and inventor. He is known as a pioneer in cryptography and privacy-preserving technologies, and widely recognized as the inventor of digital cash .
American cryptographers (3 C, 104 P) Australian cryptographers (7 P) Austrian cryptographers (4 P) B. ... Swiss cryptographers (2 P) U. Ukrainian cryptographers (1 P)
Boak, David G. A History of U.S. Communications Security (Volumes I and II); the David G. Boak Lectures, National Security Agency (NSA), 1973, A frank, detailed, and often humorous series of lectures delivered to new NSA hires by a long time insider, largely declassified as of 2015.