The Code Book: How to Make It, Break It, Hack It, Crack It (for young people) ↓

The Code Book: How to Make It, Break It, Hack It, Crack It (for young people)
Delacorte Press | ISBN: 0375890122 | edition 2003-08-12 | PDF | 272 pages | 7.02 MB

It’s known as the science of secrecy. Cryptography: the encoding and decoding of private information. And it is history’s most fascinating story of intrigue and cunning. From Julius Caesar and his Caesar Cipher to the code used by Mary Queen of Scots and her conspiracy to the use of the Engima machine during the Second World War, Simon Singh follows the evolution of secret writing.

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