Stallings W. <br/><br/>
Network security essentials  applications and standards 

 - 6th Ed. 
 - Delhi  Pearson Education  2020 
<br/><br/><label>ISBN: </label>9789352866601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER_SCIENCE_ENGINEERING
<br/><br/><label>Dewey Class. No.: </label>5.8