Singh, Simon. <br/><br/>
The code book :  the science of secrecy from ancient Egypt to quantum cryptography / 
Simon Singh. 
 - 1st Anchor Books ed. 
 - New York :  Anchor Books,  2000, c1999. 
 - xvii, 411 p. :  ill., maps, ports. ;  21 cm. 
<br/><br/>Includes index. 
<br/><br/>Cipher of Mary Queen of Scots -- Le Chiffre indechiffrable -- Mechanization of secrecy -- Cracking the enigma -- Language barrier -- Alice and Bob go public -- Pretty good privacy -- Quantum leap into the future. 
<br/><br/><label>ISBN: </label>0385495323 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptography--History.<br/>Ciphers--History.<br/>Confidential communications.<br/>Data encryption (Computer science)
<br/><br/><label>Dewey Class. No.: </label>652.8  / SIN-T 1999 200610