Guanxi is a type of dyadic social interaction based on feelings ("qing") and trust ("xin"). Long studied by scholars of Chinese origin, it has recently drawn t...
For nearest neighbor search, a user queries a server for nearby points of interest (POIs) with his/her location information. Our aim is to protect the user’s sensitive informatio...
In a mobile ubiquitous environment, service interactions between a user device and a service provider should be secure, regardless of the type of device used to access or consume ...
—When deploying collaborative applications such as Instant Messaging in ubiquitous computing environments significant enhancements can be afforded by offering additional context ...
Karl Quinn, Austin Kenny, Kevin Feeney, David Lewi...
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 ...