The pace of technological change requires applications to constantly evolve. Service Oriented Architecture (SOA) promises to render this evolution more flexible. We present a cas...
In the business world, exchange of signatures or receipts is a common practice in case of future dispute. Likewise, it is critical in E-commerce applications to have the security ...
The increasing complexity and dynamics of grid environments have posed great challenges for secure and privacy-preserving collaboration in a virtual organization. In this paper, w...
This paper develops a model for exceptions and an approach for incorporating them in commitment protocols among autonomous agents. Modeling and handling exceptions is critical for...
Background Providers have been reluctant to disclose patient data for public-health purposes. Even if patient privacy is ensured, the desire to protect provider confidentiality h...
Khaled El Emam, Jun Hu, Jay Mercer, Liam Peyton, M...