Zarestel Ferrer

Zarestel Ferrer is a seasoned cybersecurity professional with over two decades of experience in threat analysis and malware research. Currently serving as a Senior Threat Research Analyst at Proofpoint since June 2018, Zarestel specializes in analyzing email security threats and developing detection rules. Previous roles include Anti-Malware Researcher II at Microsoft, where Zarestel authored signature detection for Windows Defender, and Senior Research Engineer at HCL Australia Services, focusing on automated cyber intelligence gathering. Earlier experience includes positions at PC Tools Research, Trend Micro, and Zeus Networks, contributing to malware detection, response solutions, and software development. Zarestel holds a Bachelor of Science degree in Computer Science from Pamantasan ng Lungsod ng Maynila, obtained in 2000.