Top-k Query Processing over Distributed Sensitive Data
Sakina Mahboubi, Reza Akbarinia, Patrick Valduriez · 2018
Distributed systems provide users with powerful capabilities to store and process their data in third-party machines. However, the privacy of the outsourced data is not guaranteed. One solution for protecting the user data against privacy attacks is to encrypt the sensitive data before sending to the nodes of the distributed system. Then, the main problem is to evaluate user queries over the encrypted data.