Secure IT Systems 24th Nordic Conference, NordSec 2019, Aalborg, Denmark, November 18-20, 2019, Proceedings - Askarov, Aslan; Askarov, Aslan; Hansen, René Rydhof; Hansen, René Rydhof; Rafnsson, Willard; Rafnsson, Willard (Springer International Publishing : Imprint: Springer, 2019)