Abstract. An important goal of security in information systems is confidentiality. A confidentiality policy specifies which users should be forbidden to acquire what kind of inform...
Grid applications have been prone to encountering problems such as failures or malicious attacks during execution, due to their distributed and large-scale features. The applicati...
Xuanhua Shi, Jean-Louis Pazat, Eric Rodriguez, Hai...
Capability acquisition graphs (CAGs) provide a powerful framework for modeling insider threats, network attacks and system vulnerabilities. However, CAG-based security modeling sys...
Duc T. Ha, Shambhu J. Upadhyaya, Hung Q. Ngo, S. P...
Abstract. Access control for semi-structured data is nontrivial, as witnessed by the number of access control approaches in recent literature. Recently a case has been made for exp...
Abstract. When we model and analyze trust in organizations or information systems we have to take into account two different levels of analysis: social and individual. Social leve...
Paolo Giorgini, Fabio Massacci, John Mylopoulos, N...