Çıtak, Ömer. <br/><br/>
Ethical hacking :  offensive & defensive / 
Ömer Çıtak. 
 - Kocaeli :  Level Kitap,  2016. 
 - 256 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>9786058352704 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer hackers.<br/>Computer networks--Security measures.
<br/><br/><label>LC Class. No.: </label>QA76.6