Brenton, Chris. <br/><br/>
Mastering network security  
Chris Brenton, Cameron Hunt. 
 - 2nd ed. 
 - San Francisco :  Sybex,  c2003. 
 - xvi, 490 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0782141420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.<br/>Computer networks--Security measures.
<br/><br/><label>Dewey Class. No.: </label>005.8