matrix cipher


matrix cipher
матричный шифр

English-Russian cryptological dictionary . 2014.

Смотреть что такое "matrix cipher" в других словарях:

  • Cipher Block Chaining — Mode (CBC) ist eine Betriebsart, in der Blockchiffren betrieben werden können. Vor dem Verschlüsseln eines Klartextblocks wird dieser zunächst mit dem im letzten Schritt erzeugten Geheimtextblock per XOR (exklusives Oder) verknüpft.… …   Deutsch Wikipedia

  • Cipher Block Chaining Mode — (CBC) ist eine Betriebsart, in der Blockchiffren betrieben werden können. Vor dem Verschlüsseln eines Klartextblocks wird dieser zunächst mit dem im vorhergehenden Schritt erzeugten Geheimtextblock per XOR (exklusives Oder) verknüpft.… …   Deutsch Wikipedia

  • Matrix (mathematics) — Specific elements of a matrix are often denoted by a variable with two subscripts. For instance, a2,1 represents the element at the second row and first column of a matrix A. In mathematics, a matrix (plural matrices, or less commonly matrixes)… …   Wikipedia

  • Hill cipher — Hill s cipher machine, from figure 4 of the patent In classical cryptography, the Hill cipher is a polygraphic substitution cipher based on linear algebra. Invented by Lester S. Hill in 1929, it was the first polygraphic cipher in which it was… …   Wikipedia

  • Two-square cipher — The Two square cipher is a manual symmetric encryption technique. It was developed to ease the cumbersome nature of the large encryption/decryption matrix used in the four square cipher while still being slightly stronger than the Playfair cipher …   Wikipedia

  • Four-square cipher — The Four square cipher is a manual symmetric encryption technique. It was invented by famous French cryptographer Felix Delastelle.The technique encrypts pairs of letters ( digraphs ), and thus falls into a category of ciphers known as… …   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

  • MDS matrix — An MDS matrix (Maximum Distance Separable) is a matrix representing a function with certain diffusion properties that have useful applications in cryptography. Technically, an m times;n matrix A over a finite field K is an MDS matrix if it is the …   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

  • Camellia (cipher) — Infobox block cipher name = Camellia caption = designers = Mitsubishi, NTT publish date = 2000 derived from = E2, MISTY1 derived to = related to = certification = CRYPTREC, NESSIE key size = 128, 192 or 256 bits block size = 128 bits structure =… …   Wikipedia

  • THE MATRIX — Матрица The Matrix Жанр Киберпанк Режиссёр Братья Вачовски Продюсер Джоэль Сильвер …   Википедия


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