Cryptographic Quarterly
Encyclopedia
The Cryptographic Quarterly is an internal, classified journal of the U.S. National Security Agency
(NSA).
In 2003, Michael Ravnitzky submitted a Freedom of Information Act (FOIA) request for an index of articles published in their Cryptographic Quarterly journal. Three years later in 2006, the NSA declassified
a number of these articles from the 1980s and 1990s. A number of these declassified documents have been made publicly available.
National Security Agency
The National Security Agency/Central Security Service is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S...
(NSA).
In 2003, Michael Ravnitzky submitted a Freedom of Information Act (FOIA) request for an index of articles published in their Cryptographic Quarterly journal. Three years later in 2006, the NSA declassified
Declassification
Declassification is the process of documents that formerly were classified as secret ceasing to be so restricted, often under the principle of freedom of information. Procedures for declassification vary by country...
a number of these articles from the 1980s and 1990s. A number of these declassified documents have been made publicly available.