Secure and Trust Computing, Data Management, and Applications STA 2011 Workshops: IWCS 2011 and STAVE 2011, Loutraki, Greece, June 28-30, 2011. Proceedings - Lee, Changhoon; Seigneur, Jean-Marc; Park, James J.; Wagner, Roland R. (Springer Berlin Heidelberg : Imprint: Springer, 2011)