We propose a development method for security protocols based on stepwise refinement. Our refinement strategy guides sformation of abstract security goals into protocols that are s...
Abstract. The Operational Transformation (OT) approach, used in many collaborative editors, allows a group of users to concurrently update replicas of a shared object and exchange ...
The dynamics of knowledge is important for virtual organizations (VOs) knowledge management (KM) to improve the fast response capabilities and flexible problem solving capabilities...
The problem addressed in this paper deals with data sharing as a means to cooperate. Our main focus is on transactional mechanisms to manage concurrent accesses to (partially) sha...
In the area of privacy-preserving data mining, a differentially private mechanism intuitively encourages people to share their data truthfully because they are at little risk of ...