McAndrew, Alasdair <br/><br/>
Introduction to cryptography with open-source software / 
Alasdair McAndrew 
 - Boca Raton, FL :  CRC Press,  c2011 
 - xix, 441 p. :  ill. ;  25 cm. 
 - Discrete mathematics and its applications .
 - Discrete mathematics and its applications .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781439825709 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Cryptography--Mathematics<br/>Data encryption (Computer science)<br/>Open source software