Kenneth R. van Wyk is a career security guy, having started with Carnegie Mellon University's CERT/CC in the late 1980s and subsequently worked for the United States Department of Defense and in several senior technologist roles in the commercial sector. He is the co-author of two popular O'Reilly and Associates books on incident response and secure coding. He now owns and runs KRvW Associates, LLC, a software security consulting and training practice in Virginia, USA.

Mark G. Graff is the CISO of NASDAQ OMX. Formerly the chief cybersecurity strategist at Lawrence Livermore National Laboratory, he has appeared as an expert witness on computer security before Congress and analyzed electronic voting machine software security for the state of California. A past chairman of the International Forum of Incident Response and Security Teams (FIRST), Graff has lectured on risk analysis, the future of cyber security, and privacy before the American Academy for the Advancement of Science, the Federal Communications Commission (FCC), the Pentagon, and many U.S. national security facilities and think tanks.

Dan S. Peters has been involved with security for longer than he had first expected when he stumbled into this field out of curiosity while making a good living as a consultant and a commercial software developer. Many security disciplines are exciting to him, but mobile security has been the most intriguing topic as of late. Before working on this book, Dan repeatedly shared his passion for security in conference presentations and numerous publications.

Diana L. Burley, Ph.D., is an award-winning cyber-security workforce expert who has been honored by the U.S. Federal CIO Council and was named the CISSE 2014 Cybersecurity Educator of the Year. As a professor, researcher, and consultant on IT use and workforce development for nearly 20 years, she passionately promotes a holistic view of cyber security to influence education, policy, and practice from her home in the Washington, D.C., region.