As social computing systems persist over time, the user experiences and interactions they support may change. One type of social computing system, Social Network Sites (SNSs), are...
We have friends we consider very close and acquaintances we barely know. The social sciences use the term tie strength to denote this differential closeness with the people in our...
Facebook is one of the most popular Internet sites today. A key fea- ture that arguably contributed to Facebook's unprecedented success is its application platform, which enab...
Minas Gjoka, Michael Sirivianos, Athina Markopoulo...
As the use of social networking websites becomes increasingly common, the types of social relationships managed on these sites are becoming more numerous and diverse. This researc...
In this paper we propose a new class of attacks that exploit advertising systems offering microtargeting capabilities in order to breach user privacy. We study the advertising syst...