Research on Verifiable Keyword Search over Encrypted Cloud Data: A Survey

The convenience and efficiency of cloud computing have brought great potential for its development.More and more enterprises and individuals obtain real benefits by using various outsourcing services provided by cloud computing.In order to protect the confidentiality and integrity of outsourced data in the cloud, the keyword search over encrypted cloud data with privacy protection and integrity verification is becoming a research hotspot in the field of cloud computing.In this paper, we focus on the issue of the verifiable keyword search over encrypted data.The system models, threat models and frameworks adopted in the existing works are firstly introduced.Related works are overviewed from the aspects of verifiable single keyword search and verifiable multi-keyword search over encrypted data, and the ideas of these works are briefly described together with the advantages and disadvantages.At last, the conclusion is presented through a comprehensive analysis and comparison of the related works, and the possibl