Security and privacy are key concerns for the current dimension the Internet has reached in our daily life. Policies representing resource access based on knowledge-oriented descriptions have gained momentum with the emergence of Semantic Technologies based approaches. Traditional access control frameworks were syntactic and error prone, lacking the necessary expressivity and efficiency of a solution where soundness and completeness of the underlying logics in access control descriptions could

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... e critical to harness their potential. In this paper, we present the SecurOntology approach, which encompasses a three-fold strategy: a wellstructured ontology for access control to resources, a logical declarative framework and a software architecture as a proof-of-concept of the advantages of this solution.