1. Department of Computer Science and Engineering, Amrita School of Computing, Amrita Vishwa Vidyapeetham, Chennai, India
2. Center for Security, Theory and Algorithmic Research, International Institute of Information Technology Hyderabad, Hyderabad, India
3. School of Electronics Engineering, Kyungpook National University, Daegu, South Korea
4. Department of Mathematics, College of Science, King Khalid University, Abha, Saudi Arabia