About the Book
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 50. Chapters: Government Communications Headquarters, Bletchley Park, Defence Signals Directorate, MI8, International Association for Cryptologic Research, Room 40, Communications Security Establishment Canada, Radio Reconnaissance Platoon, National Defence Radio Establishment, National Cryptologic Museum, OP-20-G, Station HYPO, Arlington Hall, Hut 7, Far East Combined Bureau, Beaumanor Hall, Y-stations, Cryptome, RSA, The Security Division of EMC, Radio Battalion, FRUMEL, Station CAST, CAcert.org, PC Bruno, Todos Data System, Central Security Service, National Vigilance Park, Hut 6, Signals Intelligence Service, Fleet Radio Unit, Black Chamber, American Cryptogram Association, United States Special Collections Service, Secure Communication based on Quantum Cryptography, Her Majesty's Government Communications Centre, Diplomatic Wireless Service, Georgia Cryptologic Center, COSIC, Hut 8, Centre for Applied Cryptographic Research, MI1, Cryptology Research Society of India, Operation Stella Polaris, Finnish radio intelligence, B-Dienst, SECG, Wireless Experimental Centre, ECRYPT, KnownSafe. Excerpt: Bletchley Park is an estate located in the town of Bletchley, in Buckinghamshire, England which currently houses the National Museum of Computing. During World War II, Bletchley Park was the site of the United Kingdom's main decryption establishment, the Government Code and Cypher School (GC&CS), where ciphers and codes of several Axis countries were decrypted, most importantly the ciphers generated by the German Enigma and Lorenz machines. It also housed Station X, a secret radio intercept station. The high-level intelligence produced at Bletchley Park, codenamed Ultra, provided crucial assistance to the Allied war effort. Sir Harry Hinsley, a Bletchley veteran and the official historian of British Intelligence in World War II, said t...
