A Novel Search System for Protecting Search Word

The rate of growth to share diverse information between users is increasing in the market of current search engine systems. However, in spite of this development, a user inputted search word is not protected, and when it is utilized by a third party for malicious purposes, this situation can cause critical damages. Therefore, in this paper, we analyze possible security threats when the search word is exposed by the third party. Also, we propose a novel search system protecting the search words using a hash operation method, and prove a security satisfaction based on the analyzed security threats.