Mark Vincent Yason is a security researcher on IBM's X-Force Advanced Research team. Mark's current focus area is vulnerability and exploit research -he analyzes known vulnerabilities, discovers new vulnerabilities, studies exploitation techniques, and creates detection guidance/algorithms which are used in the development of IDS/IPS signatures. He also previously worked on malware research which naturally involved some degree of software protection research. He authored the paper "The Art of Unpacking" and co-authored the papers "Reversing C++" and "Playing In The Reader X Sandbox", all of which were previously presented at BlackHat.