Zimmer, WalterMesserer, ThomasSteffen, RainerKnorr, RudiDadam, PeterReichert, Manfred2019-10-112019-10-1120043-88579-380-6https://dl.gi.de/handle/20.500.12116/28709Security and usability are difficult to achieve simultaneously. As upcoming ubiquitous scenarios focus on usability, new security solutions are in high demand. We are following two approaches: “Inheritable Trust” which is an intuitive way of expressing and enforcing trust in a ubiquitous environment, and “Dynamic Trust Networks” which perhaps provide a mechanism for easy trust management in a longer timeframe.enText/Conference Paper1617-5468