Marco Grassi is currently a Senior Security Researcher of the KEEN Lab ofTencent (previously known as KEEN Team). He was one of the main contributorsat Pwn2Own 2016 for the Safari target with sandbox escape to root. He is amember of the team who won the title of "Master Of Pwn" at Pwn2Own 2016.Formerly he was a member of NowSecure R&D; Team, where he researchedsolutions for mobile security products and performed reverse engineering,pentesting and vulnerability research in mobile OS applications and devices.When he's not poking around mobile devices, he enjoys developing embedded andelectronic systems. He has spoken at several international securityconferences such as ZeroNights, Black Hat, Codegate, HITB and cansecwest. Youcan find him on Twitter at @marcograss.