cipher material


cipher material
шифрматериал

English-Russian cryptological dictionary . 2014.

Смотреть что такое "cipher material" в других словарях:

  • Cipher Manuscripts — Main article: Hermetic Order of the Golden Dawn The Cipher Manuscripts are a collection of 60 folios containing the structural outline of a series of magical initiation rituals corresponding to the spiritual elements of Earth, Air, Water and Fire …   Wikipedia

  • Null cipher — A null cipher is an ancient form of encryption where the plaintext is mixed with a large amount of non cipher material. It would today be regarded as a simple form of steganography. Null ciphers can also be used to hide ciphertext, as part of a… …   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 — 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

  • Purple (cipher machine) — This article is about the Japanese cipher Purple, also known as AN 1 (citation for AN 1 nomenclature for Purple?). For other Japanese ciphers, such as JN 25 which played a part in the Battle of Midway, see Japanese naval codes. In the history of… …   Wikipedia

  • Intel Cascade Cipher — Infobox block cipher name = Intel Cascaded Cipher caption = designers = Ernie Brickell, Gary Graunke publish date = derived from = AES, Serpent derived to = related to = certification = key size = 128 bits block size = 128 bits structure = AES… …   Wikipedia

  • Running key cipher — In classical cryptography, the running key cipher is a type of polyalphabetic substitution cipher in which a text, typically from a book, is used to provide a very long keystream. Usually, the book to be used would be agreed ahead of time, while… …   Wikipedia

  • Lorenz cipher — Tunny redirects here. For the fish, see Tuna. The Lorenz SZ 40 and SZ 42 ( Schlüsselzusatz , meaning cipher attachment ) were German cipher machines used during World War II for teleprinter circuits. British codebreakers, who referred to… …   Wikipedia

  • DES supplementary material — For reference, this article details the various tables referenced in the Data Encryption Standard (DES) block cipher. All bits and bytes are arranged in big endian order in this document. That is, bit number 1 is always the most significant bit.… …   Wikipedia

  • 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

  • Office of Strategic Services — OSS OSS Shoulder Insignia Agency overview Formed June 13, 1942 Dissolved …   Wikipedia

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