• Thumbnail for Codebook
    A codebook is a type of document used for gathering and storing cryptography codes. Originally, codebooks were often literally books, but today "codebook"...
    4 KB (526 words) - 03:22, 20 March 2025
  • CodeBook is an interoperable CAD overlay Building information modeling (BIM) software suite for Microsoft Windows. The software is currently developed...
    1 KB (88 words) - 09:16, 12 June 2021
  • Thumbnail for Block cipher mode of operation
    of the encryption modes is the electronic codebook (ECB) mode (named after conventional physical codebooks). The message is divided into blocks, and each...
    52 KB (5,828 words) - 02:00, 11 July 2025
  • A codebook is a type of document used for gathering and storing codes. Codebook may also refer to: CodeBook, software used in building information modeling...
    559 bytes (97 words) - 13:20, 28 July 2024
  • vectors training, codebook to improve old-codebook output: codebook that is twice the size and better or as good as old-codebook new-codebook ← {} for each...
    3 KB (330 words) - 20:39, 19 June 2025
  • Thumbnail for Code (cryptography)
    otherwise meaningless combinations of identical length.": Vol I, p. 12  A codebook is needed to encrypt, and decrypt the phrases or words. By contrast, ciphers...
    16 KB (2,241 words) - 17:19, 22 September 2024
  • the textbook "speech coding algorithm"); Using an adaptive and a fixed codebook as the input (excitation) of the LP model; Performing a search in closed-loop...
    7 KB (921 words) - 23:51, 5 December 2024
  • the overhead of the codebook. Data compressors generally work in one of two ways. Either the decompressor can infer what codebook the compressor has used...
    9 KB (1,482 words) - 04:15, 25 June 2025
  • Thumbnail for Room 40
    the conflict. Room 40 operations evolved from a captured German naval codebook, the Signalbuch der Kaiserlichen Marine (SKM), and maps (containing coded...
    41 KB (5,886 words) - 13:30, 9 June 2025
  • Thumbnail for World War II
    solve the problems of complexity and security involved in using large codebooks for cryptography by designing ciphering machines, the most well-known...
    249 KB (25,781 words) - 09:32, 13 July 2025
  • Thumbnail for Zimmermann telegram
    Niedermayer-Hentig Expedition to Afghanistan, when Wilhelm Wassmuss abandoned his codebook, which the Allies later recovered, and allowed the British to decrypt the...
    41 KB (4,583 words) - 00:31, 7 July 2025
  • deals only with codes, and not with ciphers; or that the book is in fact a codebook. The Code Book covers diverse historical topics including the Man in the...
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  • into separate cipher blocks. In the simplest case, known as electronic codebook (ECB) mode, a message is first split into separate blocks of the cipher's...
    51 KB (6,569 words) - 04:44, 14 July 2025
  • Thumbnail for Pyramid vector quantization
    len(p) codebook = create_pvq_codebook(n, k) print("Number of codebook entries: " + str(len(codebook))) entry, dist = search_pvq_codebook(codebook, p) print("Best...
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  • enabling the use of Chinese characters in electrical telegraph messages. A codebook is provided for encoding and decoding the Chinese telegraph code. It shows...
    13 KB (1,543 words) - 01:01, 6 February 2025
  • in cipher block chaining (CBC) or "xor–encrypt–xor (XEX)-based tweaked codebook mode with ciphertext stealing" (XTS) mode with a 128-bit or 256-bit key...
    37 KB (3,534 words) - 03:51, 24 April 2025
  • transformation is usually done by projection or by using a codebook. In some cases, a codebook can be also used to entropy code the discrete value in the...
    13 KB (1,649 words) - 11:10, 8 July 2025
  • others Procedure word, in voice communication Code word, an element of a codebook designed so that the meaning of the code word is opaque without the code...
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  • language), a reserved word (keyword) and type modifier Register (codebook), a codebook, a finite list of defined terms, used i.e. as a primary key in databases...
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  • as it sinks in the Mediterranean and retrieve its Enigma machine and codebooks. November 1 – WWII: North Atlantic convoy SC 107 is heavily attacked by...
    168 KB (18,800 words) - 18:05, 13 July 2025
  • "solved" JN25 by 1941, i.e. they knew that it was a five-digit code with a codebook to translate words into five digits and there was a second "additive" book...
    16 KB (2,055 words) - 20:47, 13 February 2025
  • Thumbnail for Douglas MacArthur
    cipher machine, which decrypted Japanese diplomatic messages, and partial codebooks for the latest JN-25 naval code. Station CAST sent MacArthur its entire...
    244 KB (28,261 words) - 05:39, 12 July 2025
  • Thumbnail for Content analysis
    instrument used in content analysis is the codebook or coding scheme. In qualitative content analysis the codebook is constructed and improved during coding...
    34 KB (3,752 words) - 16:54, 10 June 2025
  • Thumbnail for Book cipher
    are quite laborious. Therefore, in practice, the key has usually been a codebook created for the purpose: a simple dictionary-like listing of all the words...
    15 KB (2,057 words) - 13:32, 19 May 2025
  • Thumbnail for Key exchange
    they might use. If they use a code, both will require a copy of the same codebook. If they use a cipher, they will need appropriate keys. If the cipher is...
    12 KB (1,397 words) - 19:44, 24 March 2025
  • is now royalty-free. The main advantage of ACELP is that the algebraic codebook it uses can be made very large (> 50 bits) without running into storage...
    4 KB (450 words) - 23:50, 5 December 2024
  • form in the vast majority of cases. According to the Ethnographic Atlas Codebook, of 1,231 societies noted from 1960 to 1980, 588 had frequent polygyny...
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  • Thumbnail for Enigma machine
    more secure than those in other services and employed auxiliary codebooks. Navy codebooks were printed in red, water-soluble ink on pink paper so that they...
    93 KB (11,280 words) - 08:12, 12 July 2025
  • The Radio Hacker's Codebook is a book for computer enthusiasts written by George Sassoon. The book explains how to receive international radioteletype...
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  • Thumbnail for Xor–encrypt–xor
    (XEX) is a (tweakable) mode of operation of a block cipher. In tweaked-codebook mode with ciphertext stealing (XTS mode), it is one of the more popular...
    4 KB (454 words) - 10:59, 19 June 2024