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Computers - Cryptography

Breaking Teleprinter Ciphers at Bletchley Park An edition of I J Good D Michie and G Timms General Report on Tunny with Emphasis on Statistical Methods James A. Reeds

Original price was: $50.00.Current price is: $35.00.
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Politics & Philosophy - Social Sciences

Privacy on the Line The Politics of Wiretapping and Encryption Whitfield Diffie

Original price was: $50.00.Current price is: $35.00.