Gupta, Ajay. <br/><br/>
Defend I.T. :  security by example / 

 - Boston :  Pearson Education, Inc.  c2004. 
 - xxviii, 349 pages :  Illustrations ; 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0321197674 (pbk.)  0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks - security measures.<br/>Computer security.
<br/><br/><label>LC Class. No.: </label>TK 5105.59  / GUP