Strebe, Matthew <br/><br/>
Firewalls 24seven / 
Matthew Strebe [and] Charles Perkins 
 - 2nd ed. 
 - New Delhi :  BPB ,  2003. 
 - xxvii;544p.  illustrations. 
<br/><br/>Include Index. 
<br/><br/><label>ISBN: </label>8176567604 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hackers
<br/><br/><label>Dewey Class. No.: </label>5.1  / STR.F