Information Security (WEIS), hosted by the Tuck School of Business at Dartmouth College. Sponsored by Tuck¿s Center for Digital Strategies and the Institute for Information Infrastructure Protection (I3P), the conference brought together over one hundred information security experts, researchers, academics, reporters, corporate executives, government officials, cyber crime investigators and prosecutors. The group represented the global nature of information security with participants from China, Italy, Germany, Canada, Australia, Denmark, Japan, Sweden, Switzerland, the United Kingdom and the US. This volume would not be possible without the dedicated work Xia Zhao (of Dartmouth College and now the University of North Carolina, Greensboro) who acted as the technical editor.