• Ph.D. Computer Science, University of Texas at Dallas, Richardson, TX (1993)
• M.S. Computer Science, Jackson State University, Jackson, MS (1979)
• B.S. Applied Mathematics with a minor in Management, Karaj School of Mathematics & Economic Management (1976)

Academia:

• Professor, Department of Computer Science, James Madison University, 1997-Present
• Director, Master of Science in Computer Science with a Concentration in Information Security, Department of Computer Science, JMU, 2000-2024
• Associate Professor, Department of Mathematics and Computer Science, University of Wisconsin, Whitewater, WI, 1993-1997
• Assistant Professor, Department of Computer Science, Jackson State University, Jackson, MS, 1984-1986
• Instructor, Department of Computer Science and Mathematics, Mississippi Valley State University, Itta-Benna, MS, 1979-1980

Non-academia:

• Visiting Staff Scientist, Lawrence Berkeley Laboratories, Berkeley, CA, Summers 1985 and 1986
• Industrial Experience, Scientific Machines Corporation, Dallas, TX, 1980-1984
• Research Assistant, Department of Computer Science, University of Texas at Dallas, Richardson, TX, 1988-1993

• Information Security
• Internet of Things Security
• Interconnection Networks and Parallel Architectures
• Telecommunication Networks
• E-Commerce
• VLSI Layout and Routing
• Computer Science Education