Most service providers and data owners desire to control the access to sensitive resources.
The user may express restrictions, such as who can access the resources, at which point in …

The sensors of a context-aware system extract contextual information from the environment
and relay that information to higher-level processes of the system so to influence the …

In this paper, we present an architecture and implementation of a secure, automated,
proximity-based access control that we refer to as Context-Aware System to Secure …

Bluetooth Low Energy beacon service is the newest Online-to-Offline technology. A beacon
application in users smartphone connects an offline physical beacon with an online service …

The role of an existing systems architecture (SA) in requirements engineering (RE) is
recognised as important, but under-researched. A recent exploratory study of ours …

This paper proposes optimum weight parameter of weight centroid method for indoor
positioning in environment with different path loss exponent and multipath fading effect. The …