We present Collabio, a social tagging game within an online social network that encourages friends to tag one another. Collabio’s approach of incentivizing members of the social...
Michael Bernstein, Desney S. Tan, Greg Smith, Mary...
This paper explores key issues people experience managing personal boundaries within and across social technologies. We look in particular at email and online social networks. We ...
—Location sharing is a fundamental component of mobile online social networks (mOSNs), which also raises significant privacy concerns. The mOSNs collect a large amount of locati...
As Facebook has become global, users from different cultural and socio-political contexts have joined the site. We present a case study investigating how both current and historic...
In order to address privacy concerns, many social media websites allow users to hide their personal profiles from the public. In this work, we show how an adversary can exploit an...