1. Department of Artificial Intelligence Convergence, Chonnam National University, Gwangju, South Korea
2. Decentralized Applied Crypto Laboratory, University of Science, VNU-HCMC, Ho Chi Minh City, Vietnam
3. Department of Computer Science, Virginia Tech, Blacksburg, VA, USA
4. School of Electrical and Electronic Engineering, College of Engineering, Yonsei University, Seoul, South Korea