In collaborative applications, participants agree on certain level of secure communication based on communication policy specifications. Given secure communication policy speci...
Srilaxmi Malladi, Sushil K. Prasad, Shamkant B. Na...
Trust management is a form of access control that uses delegation to achieve scalability beyond a single organization or federation. However, delegation can be difficult to contr...
The importance of maintaining provenance has been widely recognized, particularly with respect to highly-manipulated data. However, there are few deployed databases that provide p...
We propose PASTE, the first differentially private aggregation algorithms for distributed time-series data that offer good practical utility without any trusted server. PASTE add...
We describe two games in which online participants collaborated with mobile participants on the city streets. In the first, the players were online and professional performers wer...
Martin Flintham, Steve Benford, Rob Anastasi, Terr...