Kaufman, Charlie <br/><br/>
Network security :  private communication in a public world / 
Charlie Kaufman, Radia Perlman, Mike Speciner 
 - Englewood Cliffs, NJ :  Prentice Hall,  1995 
 - xx, 504 p. :  ill. ;  24 cm. 
 - Prentice Hall series in computer networking and distributed systems .
<br/><br/>Includes bibliographical references (p. 471-479) and index 
<br/><br/><label>ISBN: </label>0130614661 9780130614667 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security<br/>Computers--Access control<br/>Electronic data processing departments--Security measures