1. Department of Internet Engineering and Computer Science (DIECS), Lee Kong Chian Faculty of Engineering and Science (LKC FES), Universiti Tunku Abdul Rahman, Sungai Long, Selangor, Malaysia
2. Faculty of Computer Science and Information Technology, Universiti Putra Malaysia (UPM), Serdang, Selangor, Malaysia
3. Department of Software Engineering, University of Applied Sciences and Technology (UAST), Arak, Iran