Privacy issues have hindered centralised authentication approaches from being adopted by a wide range of users. This also applies to authorizations which suffer from privacy probl...
The wide spread of location-based services results in a strong market for location-detection devices (e.g., GPS-like devices, RFIDs, handheld devices, and cellular phones). Example...
A growing number of users in Web 2.0 based social network sites and photo sharing portals upload millions of images per day. In many cases, this leads to serious privacy threats. ...
Thorben Burghardt, Andreas Walter, Erik Buchmann, ...
Abstract. Online advertising is a major economic force in the Internet today. A basic goal of any advertising system is to accurately target the ad to the recipient audience. While...