Security and Privacy in Mobile Information and Communication Systems : Second International ICST Conference, MobiSec 2010, Catania, Sicily, Italy, May 27-28, 2010, Revised Selected Papers - Andreas U. Schmidt, Giovanni Russello, Antonio Lioy, Neeli R. Prasad, Shiguo Lian ((Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering))