Multidisciplinary Research and Practice for Informations Systems : IFIP WG 8.4, 8.9, TC 5 International Cross Domain Conference and Workshop on Availability, Reliability, and Security, CD-ARES 2012, Prague, Czech Republic, August 20-24, 2012, Proceedings - Gerald Quirchmayr, Josef Basl, Ilsun You, Lida Xu, Edgar Weippl ((Lecture Notes in Computer Science))