Conventional e-mail systems are prone to problems that impact their scalability and dependability. E-mail systems operate following a "push-based" approach: the sender s...
Edson Kageyama, Carlos Maziero, Altair Olivo Santi...
The agent paradigm includes the notion that agents interact with services. This paper identifies the need for controlled access to such services, from the perspective of agent sys...
Benno J. Overeinder, P. D. Verkaik, Frances M. T. ...
A taxonomy organizes concepts or topics in a hierarchical structure and can be created manually or via automated systems. A major drawback of taxonomies is that they require users...
Xiaoguang Qi, Dawei Yin, Zhenzhen Xue, Brian D. Da...
Spatial and temporal data have become ubiquitous in many application domains such as the Geosciences or life sciences. Sophisticated database management systems are employed to ma...
We address the problem of confidentiality in scenarios where the attacker is not only able to observe the communication between principals, but can also fully compromise the commu...