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the National Natural Science Foundation of China(No.61572521,U1636114);National Key Project of Research and Development Plan(2017YFB0802000);Natural Science Foundation of Shaanxi Province(2021JM-252);Innovative Research Team Project of Engineering University of APF(KYTD201805);Fundamental Research Project of Engineering University of PAP(WJY201910).
Trapdoor is a key component of public key cryptography design which is the essential security foundation of modern cryptography.Normally,the traditional way in designing a trapdoor is to identify a computationally har...
supported by the National Natural Science Foundation of China (No.61370203);China Postdoctoral Science Foundation Funded Project (No.2017M623008);Scientific Research Starting Project of SWPU (No.2017QHZ023);State Scholarship Foundation of China Scholarship Council (No.201708515149)
Public key encryption scheme with keyword search (PEKS) enables us to search the encrypted data in a cloud server with a keyword, and no one can obtain any infor- mation about the encrypted data without the trapdoor...