After several years of working for Top 500 software vendor companies and investment banks in security response roles, Liang Chen is now a senior security researcher at KeenTeam. Liang has a strong research experience on software vulnerability 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. Liang is the winner of iPhone Safari category in Mobile Pwn2own 2013, also Liang won Mavericks Safari category in Pwn2Own 2014. Liang is a SANS GIAC Advisory Board Member. He is a current holder of CISSP, GCIH, GREM, MCSE and MCITP.