Professor Johnson, associate professor of Computing Security, has developed over thirteen and co-developed over a dozen new courses in the areas of security, networking, and systems administration as well as redesigning and contributing to many others. He has been involved in the creation of three departments and five degrees. Most of his attention over the last decade has been in the area of computer and network security with a focus on Covert Communication, Botnet command and control, mobile security, and application of virtualization in the security field. He has authored over two dozen papers in the security area. He was one of the founders of the Northeast Collegiate Cyber Competition and is serving his 7th year as the NECCDC Red Team Captain.