OPPapers.com Essay Index >> Miscellaneous >> The Nsa And Gchq
We have many free term papers and essays on The Nsa And Gchq. We also have a wide variety of research papers and book reports available to you for free. You can browse our collection of term papers or use our search engine.
The NSA and GCHQ. The Development of Monitors By: Professor If you want to
keep information secret, you have two possible strategies ...
... others: it is semi-legal, seldom encouraged, and in its full extent so vast that
no individual or group, short of an organisation like GCHQ or NSA, could hope ...
Submitted by themacaroni on June 19, 2005
Category: Miscellaneous
Words: 2969 | Pages: 12
Views: 163
Popularity Rank: 70,448
Average Member Grade: N/A (Add a Comment / Grade this Paper)
The Development of Monitors
By:
Professor
If you want to keep information secret, you have two possible strategies: hide the existence of the information, or make the information unintelligible. Cryptography is the art and science of keeping information secure from unintended audiences, of encrypting it. Conversely, cryptanalysis is the art and science of breaking encoded data. The branch of mathematics encompassing both cryptography and cryptanalysis is cryptology. This method of secrecy has existed since 1900 B.C. in the form of Egyptian hieroglyphs. Up to the present two organizations have come to the front of the field; United States' National Security Agency (NSA) and United Kingdom's Government Communications Headquarters (GCHQ). In order to understand these institutions in their current state one must know their origins.
NSA
Although the National Security Agency is only forty-five years old (established by order of President Harry S. Truman in 1952), the functions it performs have been part of human history for thousands of years. The need to safeguard one's own communications while attempting to produce intelligence from foreign communications has long been a recognized part of governmental activity.
In the American experience, cryptologic efforts can be traced to the very beginnings of the American nation. George Washington employed Elbridge Gerry (later Vice President of the United States) to solve the suspected cryptograms of a Tory spy, Dr. Benjamin Church. Thomas Jefferson included the making of codes and ciphers among his many interests, putting his efforts to use in both private correspondence and public business. One of his inventions, the cipher wheel, has been described as being in "the front rank" of cryptologic inventions.
The American Civil War created a new urgency for techniques in both cryptography (the manufacture of codes and ciphers) and cryptanalysis (the...
You must Login to view the entire paper.
If you are not a member yet, Sign Up for free!