Stallings,William <br/><br/>
Network Security Essentials : Applications and Standards 

 - 6th Ed. 
 - New Delhi  Pearson  2019 
 - 461p. 
<br/><br/><label>ISBN: </label>978-93-528-6660-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Engineering
<br/><br/><label>Dewey Class. No.: </label>5.8  / ST-N