Gary Sun is a senior software development engineer of the Engineering and Development Team of CyCraft. Currently, he focuses on research on active directory security and cloud security. He graduated from National Yang Ming Chiao Tung University with master degree in Network Engineering. He has publish papers in CISC 2021 && 2022. Also, he is a speaker of Sans Blue Team Summit, AVTokyo, HITCON Enterprise, First Conference and CyberSec.