Internet servers are developing into complex but central components in the information infrastructure and are accessed by an ever-increasing and diversified user population. As s...
Abstract. To guarantee the security of computer systems, it is necessary to define security permissions to restrict the access to the systems' resources. These permissions enf...
A fundamental aspect of rating-based recommender systems is the observation process, the process by which users choose the items they rate. Nearly all research on collaborative ...
Existing applications often contain security holes that are not patched until after the system has already been compromised. Even when software updates are available, applying the...
Emerging large scale utility computing systems like Grids promise computing and storage to be provided to end users as a utility. System management services deployed in the middle...