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Singh, Simon

The code book : the science of secrecy from ancient Egypt to quantum cryptography Simon Singh. - New York : Random House, ©1999. - xvii, 411 p. : ill., map, ports. ; 25 cm.

Includes index.

9780385495325

GB99-X7755


Ciphers.
Cryptography.
Cryptography--History.
Confidential communications.
Data encryption (Computer science)
Cryptography--History.
Ciphers--History.
Confidential communications.
Data encryption (Computer science)

652.8 / SIN-C

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