1. College of Computer, National University of Defense Technology, Changsha 410073, China
2. State Key Laboratory of Cryptology, Beijing 100878, China
Corresponding author (email@example.com
There is no abstract available for this article.
This work was supported by National Natural Science Foundation of China (Grant Nos. 61379144, 61572026, 61672195), Open Foundation of State Key Laboratory of Cryptology, and Research Project of National University of Defense Technology.