Stallings.William <br/><br/>
Cryptography and network security: principles and practice (6th ed)  Principles and practice 
William Stallings 
 - 6th ed 
 - Essex:  Pearson,  2014. 
 - 751p. :  ill. ;  24 cm.  
<br/><br/> Include index.  
<br/><br/><label>ISBN: </label>9780273793359 
<br/><br/><label>LC Class. No.: </label>TK5105.59  / .S73 2014