We introduce the provisional trust negotiation framework PROTUNE, for combining distributed trust management policies with provisional-style business rules and accesscontrol relat...
Online Transaction Processing (OLTP) databases include a suite of features -- disk-resident B-trees and heap files, locking-based concurrency control, support for multi-threading ...
Stavros Harizopoulos, Daniel J. Abadi, Samuel Madd...
We outline a Semantic Web approach for considering the impact of context information on the trustworthiness of communication. We show that the contexts of message sender, receiver,...
This paper describes a system that supports high availability of data, until the data should be expunged, at which time it is impossible to recover the data. This design supports ...
Pervasive computing is becoming a reality, thanks to advances in wireless networking and increased popularity of portable devices. Users of these devices will need support to deci...