ACM SIGSAC 2012-2013 : 2012-2013 publications of ACM SIGSAC ; CCS'12 proceedings : CCS'12 co-located workshops : WiSec'12 proceedings : ASIACCS'13 proceedings : ASIACCS'13 co-located workshops : CODASPY'13 proceedings : SACMAT'13 proceedings (ACM - Association for Computing Machinery, 2013)