Attributes define, classify, or annotate the datum to which they are assigned. However, traditional attribute architectures and cryptosystems are ill-equipped to provide security ...
Matthew Pirretti, Patrick Traynor, Patrick McDanie...
Smart phones can collect and share Bluetooth co-location traces to identify ad hoc or semi-permanent social groups. This information, known to group members but otherwise unavailab...
Steve Mardenfeld, Daniel Boston, Susan Juan Pan, Q...
Anonymity is considered as a valuable property as far as everyday transactions in the Internet are concerned. Users care about their privacy and they seek for new ways to keep sec...
Elias Athanasopoulos, Mema Roussopoulos, Kostas G....
Rich media social networks promote not only creation and consumption of media, but also communication about the posted media item. What causes a conversation to be interesting, th...
Abstract. Massive real-world data are network-structured, such as social network, relationship between proteins and power grid. Discovering the latent communities is a useful way f...