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Numeric codes are prefixed by the page number. A codebook is a type of document used for gathering and storing cryptography codes. Originally, codebooks were often literally books, but today "codebook" is a byword for the complete record of a series of codes, regardless of physical format.
The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography is a book by Simon Singh, published in 1999 by Fourth Estate and Doubleday. The Code Book describes some illustrative highlights in the history of cryptography , drawn from both of its principal branches, codes and ciphers .
The Code of Ur-Nammu is the oldest known surviving law code. It is from Mesopotamia and is written on tablets, in the Sumerian language c. 2100–2050 BCE . It contains strong statements of royal power like "I eliminated enmity, violence, and cries for justice."
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Ta-Nehisi Paul Coates [1] (/ ˌ t ɑː n ə ˈ h ɑː s i / TAH-nə-HAH-see; [2] born September 30, 1975) [3] is an American author, journalist, and activist. He gained a wide readership during his time as national correspondent at The Atlantic, where he wrote about cultural, social, and political issues, particularly regarding African Americans and white supremacy.
Careful choice must be made in selecting the mode of operation of the cipher. The simplest mode encrypts and decrypts each 128-bit block separately. In this mode, called electronic code book (ECB), blocks that are identical will be encrypted identically; this is entirely insecure.
The Code was thought to be the earliest Mesopotamian law collection when it was rediscovered in 1902—for example, C. H. W. Johns' 1903 book was titled The Oldest Code of Laws in the World. [31] The English writer H. G. Wells included Hammurabi in the first volume of The Outline of History , and to Wells too the Code was "the earliest known ...
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