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Singh, Simon

The code book : the secret history of codes and code breaking Simon Singh. - 1st ed. - New York : Doubleday, c1999. - xiii, 402 p. : ill., map ; 25 cm.

Includes bibliographical references (p. 388-393) and index.

9780007453085

99035261


Cryptography--History.
Data encryption (Computer science)--History.

Z103 / .S56 1999

652.809 / SIN-C

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