Stallings,William <br/><br/>
Network security essentials : applications and standards 

 - 6th Ed. 
 - New Delhi  Pearson  2013 
 - 417 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics Engineering
<br/><br/><label>Dewey Class. No.: </label>621.381  / ST-N