Code book :
Singh, Simon.
Code book : the science of secrecy from ancient Egypt to quantum cryptography / Simon Singh. - New York : Anchor Books c1999. - xvii, 411 p. : ill., map ; 20 cm.
Rs.899/-
TB 2084/13
Includes bibliographical references (p. 388-393) and index.
9780385495325
Cryptography
Data encryption (Computer science)--History.
652.809 SIN
Code book : the science of secrecy from ancient Egypt to quantum cryptography / Simon Singh. - New York : Anchor Books c1999. - xvii, 411 p. : ill., map ; 20 cm.
Rs.899/-
TB 2084/13
Includes bibliographical references (p. 388-393) and index.
9780385495325
Cryptography
Data encryption (Computer science)--History.
652.809 SIN