Alba Fernández Izquierdo Andrea Cimmino Raúl García Castro This ontology aims at modelling the privacy for the AURORAL project. The AURORAL Privacy Ontology 0.0.1 A relationship between policy and the rules it defines defines rule A relationship between the rule and the actions it defines has action A relatioship between the item and its policy has policy A relationship between the rule and its targets has rule target has description has name A physical or virtual thing Item The possible actions of a rule: the visibility, accessibility Action The ability to exercise an Action over an Asset. The Permission MAY also have the duty property that expresses an agreed Action that MUST be exercised (as a pre-condition to be granted the Permission). Permission A non-empty group of Permissions (via the permission property) and/or Prohibitions (via the prohibition property) and/or Duties (via the obligation property) Policy The inability to exercise an Action over an Asset. Prohibition An abstract concept that represents the common characteristics of Permissions, Prohibitions, and Duties. Rule The targets for which are generating the rules Rule Target Accessibility All Friends None Visibility