Information revelation and privacy in online social networks

Ralph Gross, Alessandro Acquisti, H. John Heinz
2005 Proceedings of the 2005 ACM workshop on Privacy in the electronic society - WPES '05  
Participation in social networking sites has dramatically increased in recent years. Services such as Friendster, Tribe, or the Facebook allow millions of individuals to create online profiles and share personal information with vast networks of friends -and, often, unknown numbers of strangers. In this paper we study patterns of information revelation in online social networks and their privacy implications. We analyze the online behavior of more than 4,000 Carnegie Mellon University students
more » ... ho have joined a popular social networking site catered to colleges. We evaluate the amount of information they disclose and study their usage of the site's privacy settings. We highlight potential attacks on various aspects of their privacy, and we show that only a minimal percentage of users changes the highly permeable privacy preferences.
doi:10.1145/1102199.1102214 dblp:conf/wpes/GrossAH05 fatcat:o7els7olq5gkxjzv2qw6fu66qq