Harper, Allen <br/><br/>
Gray hat hacking  the ethical hacker's handbook 
Allen Harper 
 - Fifth   Edition 
 - New York:  McGraw Hill Education,  2018. 
 - xxxi, 602 pages :  figures, tables ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781260108415 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.<br/>Hackers.<br/>Penetration testing (Computer security).<br/>Hacking.
<br/><br/><label>Dewey Class. No.: </label>005.8  / H231g QA76.9.A25  / H375