About the Authors

Shichang Xuan

Affiliation Information Security Research Center, Harbin Engineering University, Harbin, China

Wu Yang

yangwu@hrbeu.edu.cn

Affiliation Information Security Research Center, Harbin Engineering University, Harbin, China

Hui Dong

Affiliation Information Security Research Center, Harbin Engineering University, Harbin, China

Jiangchuan Zhang

Affiliation Information Security Research Center, Harbin Engineering University, Harbin, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: SX WY. Formal analysis: HD. Investigation: HD SX. Methodology: SX HD. Resources: SX WY. Software: HD. Validation: HD JZ. Visualization: SX JZ. Writing – original draft: HD JZ. Writing – review & editing: SX WY.