Kaufman, Charlie. <br/><br/>
Network security: private communication in a public world 

 - 2nd edition. 
 - Delhi :  Pearson Education,  1994 
 - 713. 
<br/><br/><label>ISBN: </label>8178087901  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data processing computer science
<br/><br/><label>Dewey Class. No.: </label>004.62  / KAU