<p>Xingyu Chen (@0xKira233) is a security researcher at Keen Lab of Tencent. He has a lot of interests in bug hunting. He currently focuses on virtualization and mobile security. He has found many critical vulnerabilities in different cloud products and low-level firmware in smartphones. He is also a CTF player in team eee & A*0*E, which participated in DEFCON 25 & 26. He has spoken at conferences such as OffensiveCon, Zer0Con, and Tensec.</p>