Cryptography and Network Security 
Forouzan Behrouz A 
 - 2nd,ed. 
 - India(New Delhi)  McGraw Hill Education (India)Private Limited New Delhi  2010 
<br/><br/><label>ISBN: </label>978-0-07-070208-0 
<br/><br/><label>Dewey Class. No.: </label>005.8  / FOR