no code implementations • IEEE 2020 • SHIWEN ZHANG 1, 2, (Member, TINGTING YAO3, WEI LIANG 4, VOUNDI KOE ARTHUR SANDOR4, AND KUAN-CHING LI 5, (Senior Member, IEEE)
In this article, aiming at a multi-keywords query in LBS, we propose a novel efficient and privacy-preserving multi-keyword query scheme (PPMQ) over the outsourced cloud, which satisfies the requirements of the location and query content privacy protection, query efficiency, the confidentiality of LBS data and scalability regarding the data users.