This paper presents Keypad, an auditing file system for theftprone devices, such as laptops and USB sticks. Keypad provides two important properties. First, Keypad supports fine...
Roxana Geambasu, John P. John, Steven D. Gribble, ...
We introduce a new technique for determining a mobile phone’s indoor location even when Wi-Fi infrastructure is unavailable or sparse. Our technique is based on a new ambient so...
Stephen P. Tarzia, Peter A. Dinda, Robert P. Dick,...
Modern smartphone operating systems support the development of third-party applications with open system APIs. In addition to an open API, the Android operating system also provid...
Erika Chin, Adrienne Porter Felt, Kate Greenwood, ...
A significant and growing class of location-based mobile applications aggregate position data from individual devices at a server and compute aggregate statistics over these posi...
Raluca A. Popa, Andrew J. Blumberg, Hari Balakrish...
As ubiquitous computing becomes increasingly mobile and social, personal information sharing will likely increase in frequency, the variety of friends to share with, and range of ...
Jason Wiese, Patrick Gage Kelley, Lorrie Faith Cra...