Loi Explains Ethical Hacker | Penetration Tester | Cybersecurity Consultant About The Trainer: Loi Liang Yang Certified Information Systems Security Professional Certified Ethical Hacker CompTIA Security+ Social networks: http://www.loiliangyang.com http://www.facebook.com/loiliangyang/ http://www.instagram.com/loiliangyang/ http://www.linkedin.com/in/loiliangyang/ Subscribe now: Learn about ethical hacking Learn about wireless hacking Learn about android hacking Learn about penetration testing Learn about linux