Multidisciplinary Research and Practice for Information Systems [electronic resource] : 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 / edited by Gerald Quirchmayr, Josef Basl, Ilsun You, Lida Xu, Edgar Weippl.