Privacy-Preserving Keyword-based Semantic Search over Encrypted Cloud Data

  title={Privacy-Preserving Keyword-based Semantic Search over Encrypted Cloud Data},
  author={Xingming Sun and Yanling Zhu and Zhihua Xia and Lihong Chen},
To protect the privacy, sensitive information has to be encrypted before outsourcing to the cloud. Thus the effective data utilization becomes a significant challenge. Searchable encryption scheme has been developed to conduct retrieval over encrypted data. However, these schemes only support exact keyword search. Recent fuzzy search schemes mainly evaluate the similarity of keywords from the structure but the semantic relatedness is not considered. Our work focuses on realizing secure semantic… CONTINUE READING


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