1. School of Computer and Information & Key Laboratory of Complex Systems and Intelligent Optimization of Guizhou, Qiannan Normal University for Nationalities, Duyun, Guizhou china
2. School of Computing, Faculty of Engineering, Universiti Teknologi Malaysia (UTM), 81310 UTM Skudai, Johor Bahru, Johor, Malaysia
3. Faculty of Education, Language and Psychology Postgraduate Department, Segi University, Malaysia
4. Department of Cyber Security and Networks Glasgow Caledonian University, Cowcaddens Road, Glasgow, G4 0BA, Scotland, United Kingdom
5. University of Nigeria, Nsukka, Nigeria;
6. University of Westminster London, United Kingdom