Titlebook: Natural Hazards and Disaster Justice; Challenges for Austr Anna Lukasiewicz,Claudia Baldwin Book 2020 The Editor(s) (if applicable) and The

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Anna Lukasiewiczlowing users to rate without the fear of retaliation. In this chapter, we describe privacy preserving reputation management in social networks and the associated challenges. In particular, we look at privacy preserving reputation management in decentralized social networks, where there is no central

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Rebecca Colvin,Steve Crimp,Sophie Lewis,Mark Howdenline social networks, including: (1) keyword-based flagging; (2) sentiment analysis; (3) honeypots; (4) social network analysis; (5) facial recognition; and (6) view escalation. We show that the keyword-only flagging mechanism used by US Department of Homeland Security to detect terrorists is potent

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