Wenxiang Qian is a senior security researcher at Tencent Blade Team. He focuses on the security research of IoT devices and web browsers. He has found and reported multiple vulnerabilities of Chrome, Edge, and smart speakers such as Amazon Echo and Google Home. He was on the top 100 of the annual MSRC list (2016 & 2017 ) and speaker of Defcon 26 / Defcon 27 / BlackHat 2019 USA and published a book called “Whitehat Talks about Web Browser Security”.