Heng Mok is a seasoned cybersecurity professional with extensive experience in leadership and advisory roles across multiple organizations. Currently serving as the Head of CISOs in Residence - APJ and CISO - APJ at Zscaler since January 2022, Heng Mok also holds a position as a Security Subject Matter Expert (SME) and member of the CS Technical Advisory Committee at CompTIA, contributing to the development of certification exams. Previous roles include Chief Information Security Officer at AGL Energy, Senior Manager of Business Security Advisory, and Enterprise Security Architect at National Australia Bank, among others. Heng Mok has a robust educational foundation in cybersecurity, holding certifications such as Zero Trust Certified Architect from Zscaler Academy and Security+ from CompTIA, complemented by significant involvement in various security councils and user groups.