Stallings, William. <br/><br/>
Cryptography and Network Security :  Principles and Practice/ 
William Stallings 
 - 5th ed. 
 - Boston :  Prentice Hall,  c2011. 
 - xxiii, 719 p. :  ill ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780137056323 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coding theory.<br/>Computer networks--Security measures<br/>Data encryption (Computer science)
<br/><br/><label>Dewey Class. No.: </label>005.82  / S782C 2011