Even though geo data are getting more and more widely available nowadays, they often do not meet the requirements of location-based services concerning structure, content and forma...
: Large-scale deployment of virtual private networks with hundreds or thousands of clients means a constant battle with complexity that can only be won by setting up powerful authe...
There have been several authoring methods proposed in the literature that are model based, essentially following the Model Driven Design philosophy. While useful, such methods nee...
Abstract. We propose an access control scheme for developing authorization rules for XML documents, allowing flexible data granularity and authorization propagation. To simplify t...
This paper describes efforts underway within Internet2 to create a secure federated IP based videoconferencing model. The objective is to create an environment that is user-friend...
Douglas C. Sicker, Ameet Kulkarni, Anand Chavali, ...