cryptological service

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• William F. Friedman — Infobox Engineer image width = 180px caption = William F. Friedman name = William F. Friedman nationality = United States birth date = September 24, 1891 birth place = Kishinev, Bessarabia death date = November 12, 1969 death place = education =… …   Wikipedia

• Bokiy, Gleb Ivanovich — (1879–?)    An Old Bolshevik who was an active revolutionary for 20 years before the Revolution of November 1917, Bokiy is one of the creators of Soviet signals intelligence. He joined the Cheka in March 1918 and served first in the defense of… …   Historical dictionary of Russian and Soviet Intelligence

• криптологическая служба — — [http://www.rfcmd.ru/glossword/1.8/index.php?a=index d=23] Тематики защита информации EN cryptological service …   Справочник технического переводчика

• Japanese cryptology from the 1500s to Meiji — The cipher system that Uesugi used is basically a simple substitution usually known as a Polybius square or “checkerboard.” The i ro ha alphabet contains forty eight letters, so a seven by seven square is used, with one of the cells left blank.… …   Wikipedia

• Ultra — (sometimes capitalised ULTRA) was the name used by the British for intelligence resulting from decryption of encrypted German radio communications in World War II. The term eventually became the standard designation in both Britain and the United …   Wikipedia

• Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… …   Wikipedia

• cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction …   Universalium

• Biuro Szyfrów — The Biuro Szyfrów ([ˈbʲurɔ ˈʂɨfruf] ( listen), Polish for Cipher Bureau ) was the interwar Polish General Staff s agency charged with both cryptography (the use of ciphers and codes) and cryptology (the study of ciphers and codes,… …   Wikipedia

• National Security Agency — 39° 06′ 32″ N 76° 46′ 12″ W / 39.109, 76.77 …   Wikipédia en Français

• National Security Agency — NSA redirects here. For other uses, see NSA (disambiguation). For the Bahraini intelligence agency, see National Security Agency (Bahrain). National Security Agency Agency overview …   Wikipedia

• Bombe — In the history of cryptography, the Bombe was an electromechanical device used by British cryptologists to help break German Enigma machine signals during World War II. The bombe was designed by Alan Turing, with an important refinement suggested …   Wikipedia