Liang Chen is a senior security researcher at KeenLab of Tencent (former knownas Keen Team). Liang has a strong research experience on softwarevulnerability exploitation and vulnerability discovery. During these years,Liang's major research area was browser exploitation including Safari, Chrome,Internet Explorer, etc on both PC and mobile platform. Also Liang researchessandbox escape technology on various platforms. Liang led Tencent SecurityTeam Sniper to win "Master of Pwn" in Pwn2own 2016. Liang is also the winnerof iPhone Safari category in Mobile Pwn2own 2013 and Mavericks Safari categoryin Pwn2Own 2014. Liang has spoken at several security conferences includingXCON 2013, BlackHat Europe 2014, CanSecWest 2015/2016, POC 2015, etc.