cipher sequence

cipher sequence
noun

Useful english dictionary. 2012.

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  • cipher component — noun or cipher sequence : the sequence of a substitution alphabet that identifies the ciphertext letters compare alphabet 1j …   Useful english dictionary

  • cipher — cipherable, adj. cipherer, n. /suy feuhr/, n. 1. zero. 2. any of the Arabic numerals or figures. 3. Arabic numerical notation collectively. 4. something of no value or importance. 5. a person of no influence; nonentity. 6. a secret method of… …   Universalium

  • Cipher Block Chaining — Mode d opération (cryptographie) En cryptographie, un mode d opération est la manière de traiter les blocs de texte clairs et chiffrés au sein d un algorithme de chiffrement par bloc. Chacun des modes possède ses propres atouts. Plusieurs modes… …   Wikipédia en Français

  • vigenère cipher — |vēzhə|ne(ə)r noun Usage: usually capitalized V Etymology: after Blaise de Vigénère died 1596 French diplomat and student of cryptography : polyalphabetic substitution with alphabets derived from one pair of primary alphabets by sliding (as in… …   Useful english dictionary

  • beaufort cipher — ˈbōfə(r)t noun Usage: usually capitalized B Etymology: after Sir Francis Beaufort died 1857 English naval officer and hydrographer : a system of polyalphabetic substitution equivalent to Vigenère cipher with a reversed normal cipher sequence, the …   Useful english dictionary

  • QUAD (cipher) — Infobox block cipher name = QUAD caption = designers = Côme Berbain, Henri Gilbert and Jacques Patarin publish date = May 28, 2006 (at Eurocrypt) derived from = derived to = related to = certification = key size = 80 bits structure = multivariate …   Wikipedia

  • Vigenère cipher — The Vigenère cipher is a method of encrypting alphabetic text by using a series of different Caesar ciphers based on the letters of a keyword. It is a simple form of polyalphabetic substitution.The Vigenère (pronEng|ˌviːdʒɪˈnɛəɹ, veedj ih nair )… …   Wikipedia

  • Substitution cipher — In cryptography, a substitution cipher is a method of encryption by which units of plaintext are replaced with ciphertext according to a regular system; the units may be single letters (the most common), pairs of letters, triplets of letters,… …   Wikipedia

  • Block cipher modes of operation — This article is about cryptography. For method of operating , see modus operandi. In cryptography, modes of operation is the procedure of enabling the repeated and secure use of a block cipher under a single key.[1][2] A block cipher by itself… …   Wikipedia

  • Hasty Pudding cipher — Infobox block cipher name = Hasty Pudding Cipher caption = designers = Richard Schroeppel publish date = 1998 ndash;06 derived from = derived to = related to = certification = key size = Variable block size = Variable structure = rounds =… …   Wikipedia

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