I am an experienced penetration tester specializing in web application security, web APIs security, network security, database security, mobile security, wireless security, and computer security. During my full-time occupation as an IT Security Engineer, I have completed numerous black-box and white-box penetration testing projects for various government agencies and private sectors including prison department, health care and medical, educational institution, financial institution and E-commerce with great success. I maintain a clear understanding of current penetration testing trends and methodologies including: I am able to conduct penetration testing and vulnerability discovery for your web applications, web APIs (e.g. REST API), database systems, internal/external networks, mobile applications, DDoS/Stress Testing, and so forth in a comprehensive manner and provide you a very detailed report with remediation steps to simplify your risk mitigation. In addition, I also provide fixing and hardening services to help you in resolving the security issues exist on your infrastructures. Please don't hesitate to contact me for your next Penetration Testing/IT Security Project.