1. Department of Information and Communication Engineering, The Islamia University of Bahawalpur Pakistan, Bahawalpur, Pakistan
2. College of Electronics and Information Engineering, Guangdong Key Laboratory of Intelligent Information Processing, Shenzhen University, Shenzhen, China
3. School of Computer Science and Electronic Engineering, Bangor University, Bangor, U.K.
4. Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg City, Luxembourg
5. College of Computer Science and Technology, Qingdao University, Qingdao, China
6. Department of Engineering, Manchester Metropolitan University, Manchester, U.K.