Object-based programming is becoming more and more popular and is currently conquering the world of distributed programming models. In object-based systems access control is often...
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...
With the growing advancement of pervasive computing technologies, we are moving towards an era where spatio-temporal information will be necessary for access control. The use of su...
: In this paper we introduce a series of reference models for Secure Role-Based Workflow systems. We build our models over the well-known RBAC96 framework. 96 model supports the no...
Role hierarchies are fundamental to the role based access control (RBAC) model. The notion of role hierarchy is a well understood concept that allows senior roles to inherit the p...