Stephen A. Ridley is a security researcher with more than 10 years of experience in software development, software security, and reverse engineering. Before becoming an independent researcher, Mr. Ridley served as the Chief Information Security Officer of a financial services firm. Prior to that:Senior Researcher at Matasano. He also was Senior Security Architect at McAfee, and a founding member of the Security and Mission Assurance (SMA) group at a major U.S defense contractor where he did vulnerability research and reverse engineering in support of the U.S. intelligence community. He has spoken about (and given trainings on) reverse engineering and software security at BlackHat, ReCon,EuSecWest, CanSecWest, Syscan and others. Mr. Ridley currently lives in Manhattan and frequently guest lectures at New York area universities such as NYU and Rensselaer Polytechnic Institute.