Private Distributed Scalar Product Protocol With Application To Privacy-Preserving Computation of Trust

@inproceedings{Yao2007PrivateDS,
  title={Private Distributed Scalar Product Protocol With Application To Privacy-Preserving Computation of Trust},
  author={Danfeng Yao and Roberto Tamassia and Seth Proctor},
  booktitle={IFIPTM},
  year={2007}
}
In this paper, we first present a private distributed scalar p roduct protocol that can be used for obtaining trust values from private r ecommendations. Our protocol allows Alice to infer the trustworthiness of Bob ba sed on what Alice’s friends think about Bob, and Alice’s confidence in her friend s. In addition, the private information of Alice and her friends are not reveale d during the computation. We also propose a credential-based trust model wher e t trustworthiness of a user is… CONTINUE READING
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