Earnest Wish has 15 years of experience as an information security professional and a white hacker. He developed the internet stock trading system at Samsung SDS at the beginning of his IT career, and he gained an extensive amount experience in hacking and security while operating the Internet portal system at KTH (Korea Telecom Hitel). He is currently responsible for privacy and information security work in public institutions and has deep knowledge with respect to vulnerability assessments, programming and penetration testing. He obtained the Comptia Network + Certification and the license o...