External Attack Surface Management (EASM) has gradually become a highly concerned topic in the field of cybersecurity. After getting the scanned statistics and information through EASM system, which are at most time pretty similar despite from different products, how should enterprises effectively use those EASM data to truly improve security by reducing the attack surface of their supply chain? This short talk will bring you the helpful perspective via experts' experiences and case studies, so that audiences could learn how to actually understand the meaning behind information from EASM, and how to maximize the value of EASM products.