KAUFMAN,C <br/><br/>
NETWORK SECURITY:PRIVATE COMMUNICATION IN A PUBLIC WORLD 

 - DELHI  PEARSON 
 - xxiv+713p., 
<br/><br/><label>ISBN: </label>81-7808-790-1 
<br/><br/><label>Dewey Class. No.: </label>621.38195404 K21