design ciphers

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• Beale ciphers — The Beale ciphers are a set of three ciphertexts, one of which allegedly states the location of a buried treasure of gold and silver estimated to be worth over 30 million US dollars in the present time. The other two ciphertexts allegedly… …   Wikipedia

• Cobra ciphers — In cryptography, Cobra is the general name of a family of data dependent permutation based block ciphers: Cobra S128, Cobra F64a, Cobra F64b, Cobra H64, and Cobra H128. In each of these names, the number indicates the cipher s block size, and the …   Wikipedia

• разрабатывать шифры — — [http://www.rfcmd.ru/glossword/1.8/index.php?a=index d=23] Тематики защита информации EN design ciphers …   Справочник технического переводчика

• Cryptography — Secret code redirects here. For the Aya Kamiki album, see Secret Code. Symmetric key cryptography, where the same key is used both for encryption and decryption …   Wikipedia

• VEST — High Level Structure of VEST General Designers Sean O Neil First published June 13, 2005 Cipher deta …   Wikipedia

• Data Encryption Standard — The Feistel function (F function) of DES General Designers IBM First publis …   Wikipedia

• Block cipher — In cryptography, a block cipher is a symmetric key cipher operating on fixed length groups of bits, called blocks, with an unvarying transformation. A block cipher encryption algorithm might take (for example) a 128 bit block of plaintext as… …   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

• Cryptanalysis — Close up of the rotors in a Fialka cipher machine Cryptanalysis (from the Greek kryptós, hidden , and analýein, to loosen or to untie ) is the study of methods for obtaining the meaning of encrypted information, without access to the secret… …   Wikipedia

• Enigma machine — Military Enigma machine …   Wikipedia

• Timeline of cryptography — Below is a timeline of notable events related to cryptography.BCE *3500s The Sumerians develop cuneiform writing and the Egyptians develop hieroglyphic writing. *1500s The Phoenicians develop an alphabet *600 500 Hebrew scholars make use of… …   Wikipedia