I am "cyber-security-focused" professional with 10+ years experiences in cyber security, with expertise in comprehensive security assessment of IT infrastructures & applications from both attack and defense perspectives. I have done various cyber security professional services such as cyber risk assessment, vulnerability assessment, penetration testing, threat hunting, digital forensic, enterprise security architecture, cyber security consulting & training.Experienced in implementation and operate of various cyber security technology from many security vendors/products: Firewalls, Web Application Firewall (WAF), Intrusion Detection System (IDS), Intrusion Prevention System (IPS), Honeypot, Security Information and Event Management (SIEM), Endpoint Security, Threat Sandboxing, Advanced Threat Protection (APT), and Data Loss Prevention (DLP), SAST/DAST for Code Security, Privilege ID Management System.I have worked with multiple companies/clients/industries background: cyber security services provider, IT consultant, conglomerate holding company, financial services, telecommunication.