Zidong Han, is an android security researcher from Tencent Mobile Security Lab, Razor Team. Focuses on mobile security research, especially App vulnerability and IOT related security research, Attended HITB-SECCONF-2018-Beijing,as a speaker in CommSec:《Who Hijacked My Smart Home: One URL to Hack ALL IoT Devices 》Attended GeekPwn 2018, Hack Pwn in House. Found and exploited more than 20 vulnerabilities in eight kinds of IoT devices. WeChat: hzddm12340