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The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [ 1 ] The codes, developed during 1937–1940 and expanded in 1974 by the Association of Public-Safety Communications Officials-International (APCO), allow brevity and standardization of message traffic.
Printer's key. A copyright page with the printer's key underlined. This version of the book is the eighteenth printing. The printer's key, also known as the number line, is a line of text printed on a book's copyright page (often the verso of the title page, especially in English-language publishing) used to indicate the print run of the ...
The Da Vinci Code is a 2003 mystery thriller novel by Dan Brown. It is Brown's second novel to include the character Robert Langdon: the first was his 2000 novel Angels & Demons. The Da Vinci Code follows symbologist Langdon and cryptologist Sophie Neveu after a murder in the Louvre Museum in Paris entangles them in a dispute between the Priory ...
The Code Breaker: Jennifer Doudna, Gene Editing, and the Future of the Human Race is a non-fiction book authored by American historian and journalist Walter Isaacson. Published in March 2021 by Simon & Schuster, it is a biography of Jennifer Doudna, the winner of the 2020 Nobel Prize in Chemistry for her work on the CRISPR system of gene editing.
In cryptography, a codebook is a document used for implementing a code. A codebook contains a lookup table for coding and decoding; each word or phrase has one or more strings which replace it. To decipher messages written in code, corresponding copies of the codebook must be available at either end. The distribution and physical security of ...
The codex 's bookbinding is wooden boards covered in leather, with ornate metal guards and fittings. At 92 cm (36 in) long, 50 cm (20 in) wide and 22 cm (8.7 in) thick, it is the largest known medieval manuscript. [6] Weighing 74.8 kg (165 lb), Codex Gigas is composed of 310 leaves of vellum claimed to be made from the skins of 160 donkeys, or ...
A book cipher is a cipher in which each word or letter in the plaintext of a message is replaced by some code that locates it in another text, the key. A simple version of such a cipher would use a specific book as the key, and would replace each word of the plaintext by a number that gives the position where that word occurs in that book.
Herbert Osborn Yardley (April 13, 1889 – August 7, 1958) was an American cryptologist.He founded and led the cryptographic organization the Black Chamber.Under Yardley, the cryptanalysts of The American Black Chamber broke Japanese diplomatic codes and were able to furnish American negotiators with significant information during the Washington Naval Conference of 1921–1922.