Stephen is an independent security consultant based in Ireland. His primary area of focus is software vulnerability discovery and exploitation research and analysis and he offers professional services in these fields. Stephen possesses a highly technical background and has been an active member of both the security and open source community since 1999. In addition to forming Harmony Security, Stephen has previously been an anti-malware engineer for a leading global anti-virus company, a developer for an enterprise level performance engineering company, a developer for the Metasploit Framework and a winner at the 2011 pwn2own hacking competition. In 2015 Stephen launched Relyze Software Limited offering commercial software analysis solutions.