Codebook
Codebook Cipher for Telegraphic Correspondence — a code ... Joseph Hooker’s code clerk In cryptography, a codebook is a document used for implementing a code. A codebook contains a lookup table for coding and ... written in code, identical copies of the codebook must be available at either end. The ... typically much shorter. NSA documents sometimes use "codebook" to mean 'block cipher'; compare their ...
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Talk:Codebook
Talk:Codebook Merge with Code (cryptography)? Any thoughts? — ...
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Image:Codebook.jpg
Image:Codebook.jpg Image File history File links Metadata Codebook.jpg Union codebook; pic from NSA museum. This article or ...
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Code (cryptography)
... The usual method is to use a codebook with a list of common phrases or ... situations, there being no need for a codebook. Codes on the other hand, were long ... there being (if the compiler of the codebook did a good job) no pattern of ... have a high-value group. The same codebook could be used to "encode" a plaintext ... cracking a code is to steal the codebook through bribery, burglary, or raiding parties ...
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User:Matt Crypto/CryptoStats/ArticleHits
... Vernam cipher 28 Block cipher 328 4828 Codebook algorithm Image:Decryption.png Image:Encryption.png ... cipher modes of operation 165 5509 Electronic codebook -- Cipher-block chaining -- Cipher feedback -- Output feedback ... 9476 PKI -- Public Key Infrastructure -- Pki 77 Codebook 145 950 Code book Image:codebook.jpg 78 Cryptographically secure pseudo-random number ...
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Zimmermann Telegram
... word Arizona was not in the German codebook and was therefore split into smaller parts ... other techniques, captured plaintext messages and a codebook for an earlier version of the cypher ... using the older cypher in the Wassmuss codebook and could therefore be completely decrypted — ... in Mexico did not have the latest codebook. The telegram was delivered by Admiral Hall ...
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Zimmermann telegram   (translated from French)
... The word Arizona did not appear in codebook German and was thus separate in several ... which analysis of intercepted messages and one " codebook "of a older version of the code ... Mexico City did not have the last codebook. The telegram was given by the Admiral ...
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CELP
... measures every input waveform against a standard 'codebook' which contains waveforms of problematic signals. By ... input waveform with the waveforms in the codebook, the closest approximation is chosen and the ... data rate enables it to have a 'codebook' of problematic signals. The transmission of problematic ...
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User:Matt Crypto/CryptoStats/ArticleSize
... 947 176 SOBER-128 0 950 177 Codebook 139 950 Code book 178 OpenSSL 84 ... identity certificate 500 Block cipher 297 4828 Codebook algorithm 501 FEAL 36 4829 502 Differential ... cipher modes of operation 145 5391 Electronic codebook, Cipher-block chaining, Cipher feedback, Output feedback ...
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Talk:Voynich manuscript
... characters, not necessarily the same length. A Codebook cipher was suggested, and was countered that ... write and to read". Note that a codebook is such a reversible function, that maps ... However, instead of looking up in the codebook, the plaintext words could be "calculated" into ...
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