Forouzan.B.A. <br/><br/>
Cryptography and network security. 

 - 2nd 
 - New Delhi  Tata Mcgraw Hill  2010 
 - 702 
<br/><br/><label>ISBN: </label>0-07-070208-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EEE