Hello I am Roger, currently living in Chicago, United States. I am an Ethical Hacker and Web Applications Penetration Tester, also a Professional Websites Developer and Senior Android Applications ...lihat lebih banyakHello I am Roger, currently living in Chicago, United States. I am an Ethical Hacker and Web Applications Penetration Tester, also a Professional Websites Developer and Senior Android Applications Developer.lihat lebih sedikit