Transactions on Large-Scale Data- and Knowledge-Centered Systems XLI Special Issue on Data and Security Engineering - Hameurlain, Abdelkader; Hameurlain, Abdelkader; Wagner, Roland; Wagner, Roland; Dang, Tran Khanh; Dang, Tran Khanh (Springer Berlin Heidelberg : Imprint: Springer, 2019)