Andreas U. Schmidt, Giovanni Russello, Ioannis Krontiris, Shiguo Lian: Security and Privacy in Mobile Information and Communication Systems - 4th International Conference, MobiSec 2012, Frankfurt am Main, Germany, June 25-26, 2012, Revised Selected Papers. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering 107, Springer 2012, ISBN 978-3-642-33391-0