Kaufman, Charlie. <br/><br/>
Network security :  private communication in a public world / 
Charlie Kaufman, Radia Perlman, Mike Speciner. 
 - 2nd ed. 
 - Upper Saddle River, NJ :  Prentice Hall PTR,  c2002. 
 - xxvi, 713 p. :  ill. ;  25 cm. 
 - Prentice Hall series in computer networking and distributed systems .
<br/><br/>Introduction (Page-1), Cryptography (Page-41), Authentication (Page-215), Standards (Page-307), Electronic Mail (Page-501), Leftovers (Page-585) . 
<br/><br/><label>ISBN: </label>0130460192 
<br/><br/><label>LCCN: </label>2002281070 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures.<br/>Computer security.<br/>Computers--Access control.<br/>Electronic data processing departments--Security measures.
<br/><br/><label>Dewey Class. No.: </label>005.8,KAU