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The Riverbank Publications is a series of pamphlets written by the people who worked for millionaire George Fabyan in the multi-discipline research facility he built in the early 20th century near Chicago. They were published by Fabyan, often without author credit. The publications on
Rufus A. Long Digital Library of Cryptography, George C. Marshall Library, 1917-1922 mostly written by
"No other items in the field of cryptology were published" * 15, A Method of Reconstructing the Primary Alphabet From a Single One of the Series of Secondary Alphabets, 1917 * 16, Methods for the Solution of Running-Key Ciphers, 1918 * 17, An Introduction to Methods for the Solution of Ciphers, 1918 * 18, Synoptic Tables for the Solution of Ciphers and A Bibliography of Cryptographic Literature, 1918 * 19, Formulae for the Solution of Geometrical Transposition Ciphers, written with Capt. Lenox R. Lohr, 1918 * 20, Several Machine Ciphers and Methods for their Solution, 1918 * 21, Methods for the Reconstruction of Primary Alphabets, written with
The Riverbank Publications is a series of pamphlets written by the people who worked for millionaire George Fabyan in the multi-discipline research facility he built in the early 20th century near Chicago. They were published by Fabyan, often without author credit. The publications on cryptanalysis
Cryptanalysis (from the Greek ''kryptós'', "hidden", and ''analýein'', "to analyze") refers to the process of analyzing information systems in order to understand hidden aspects of the systems. Cryptanalysis is used to breach cryptographic se ...
,Methods for the Solution of Ciphers, Publications 15-22Rufus A. Long Digital Library of Cryptography, George C. Marshall Library, 1917-1922 mostly written by
William Friedman
William Frederick Friedman (September 24, 1891 – November 2, 1969) was a United States Army, US Army cryptography, cryptographer who ran the research division of the Army's Signal Intelligence Service (SIS) in the 1930s, and parts of its foll ...
, with contributions from Elizebeth Smith Friedman
Elizebeth Smith Friedman (August 26, 1892 – October 31, 1980) was an Americans, American cryptanalyst and author who deciphered enemy codes in both World Wars and helped to solve international smuggling cases during Prohibition in the United S ...
and others, are considered seminal in the field. In particular, Publication 22 introduced the Index of Coincidence
In cryptography, coincidence counting is the technique (invented by William F. Friedman) of putting two texts side-by-side and counting the number of times that identical letters appear in the same position in both texts. This count, either as a r ...
, a powerful statistical tool for cryptanalysis.
List of publications on cryptography
The Riverbank Publications dealt with many subjects investigated at the laboratories. The ones dealing withcryptography
Cryptography, or cryptology (from "hidden, secret"; and ''graphein'', "to write", or ''-logy, -logia'', "study", respectively), is the practice and study of techniques for secure communication in the presence of Adversary (cryptography), ...
began with number 15,
and consists of:Riverbank publications WorldCat record"No other items in the field of cryptology were published" * 15, A Method of Reconstructing the Primary Alphabet From a Single One of the Series of Secondary Alphabets, 1917 * 16, Methods for the Solution of Running-Key Ciphers, 1918 * 17, An Introduction to Methods for the Solution of Ciphers, 1918 * 18, Synoptic Tables for the Solution of Ciphers and A Bibliography of Cryptographic Literature, 1918 * 19, Formulae for the Solution of Geometrical Transposition Ciphers, written with Capt. Lenox R. Lohr, 1918 * 20, Several Machine Ciphers and Methods for their Solution, 1918 * 21, Methods for the Reconstruction of Primary Alphabets, written with
Elizebeth Smith Friedman
Elizebeth Smith Friedman (August 26, 1892 – October 31, 1980) was an Americans, American cryptanalyst and author who deciphered enemy codes in both World Wars and helped to solve international smuggling cases during Prohibition in the United S ...
, 1918
* 22, The Index of Coincidence and Its Applications in Cryptography, imprint L. Fournier, Paris, 1922
* 50, The production and detection of messages in concealed writing and images, by H. O. Nolan, 1918
* 75, Memorization Methods: Specifically Illustrated in Respect to Their Applicability to Codes and Topographic Material, by H. O. Nolan, 1919,
Except as noted, the above publications were written by William F. Friedman and were published by George Fabyan's Riverbank Laboratories in Geneva, Illinois
Geneva is a city in and the county seat of Kane County, Illinois, United States. It is located in the far western side of the Chicago suburbs. Per the 2020 United States Census, 2020 census, the population was 21,393.
Geneva is part of a Tri-Ci ...
.
References
Cryptography books World War I-related lists Cryptographic attacks Riverbank Laboratories {{crypto-stub