1. Electrical and Computer Engineering Department, Duke University, Durham, NC, USA
2. Cyberspace Research Institute, Shahid Beheshti University, Tehran, Iran
3. Business Intelligence and Analytics, Stevens Institute of Technology, Hoboken, NJ, USA
4. Computer and Information Security Department, Sejong University, Seoul, South Korea
5. Electrical, Computer, and Biomedical Engineering Department, University of Rhode Island, Kingston, RI, USA