Stallings, William. <br/><br/>
Cryptography and network security :  principles and practice / 

 - 4th ed. 
 - Upper Saddle River, N.J. :  Pearson/Prentice Hall,  c2006. 
 - xvi, 680 pages :  Illustrations; 
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>0131873164 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks - security measures.<br/>Data encryption (Computer science)<br/>Coding theory.<br/>Computer security.
<br/><br/><label>LC Class. No.: </label>TK 5105.59  / STA