Kaufman, Charlie. <br/><br/>
Network security :   private communication in a public world /  
Charlie Kaufman, Radia Perlman, Mike Speciner. 
 - 2nd ed. 
 - New Delhi :  Prentice Hall PTR,  2008 
 - 729 p.  ill. ;  25 cm. 
<br/><br/> includes glossary and index 
<br/><br/>1.	Cryptography<br/>2.	Authentication<br/>3.	Standards<br/>4.	Electronic mail<br/>5.	Leftovers<br/> 
<br/><br/><label>ISBN: </label>9788177584158 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.<br/>Computers--Access control.<br/>Electronic data processing departments--Security measures.<br/>Computer networks--Security measures.
<br/><br/><label>Dewey Class. No.: </label>005.8  / K212