Kaufman, Charlie; and Perlman, Radia.  Speciner, Michael <br/><br/>
Network Security : Private Communication in a Public world 

 - 2 
 - South Asia  Pearson Education  2017 
 - 638 
<br/><br/><label>ISBN: </label>9789332578210 
<br/><br/><label>Dewey Class. No.: </label>005.8 KAU