Achieve efficient position-heap-based privacy-preserving substring-of-keyword query over cloud.
Fan YinRongxing LuYandong ZhengJun ShaoXue YangXiaohu TangPublished in: Comput. Secur. (2021)
Keyphrases
- privacy preserving
- privacy preserving data mining
- privacy preservation
- vertically partitioned data
- data structure
- data privacy
- private information
- privacy sensitive
- keyword queries
- privacy protection
- privacy concerns
- keyword search
- sensitive information
- differential privacy
- cloud computing
- scalar product
- database schema
- web search