Huggins is a subject matter expert in the field of vulnerability assessment of communication devices in general, and industrial control systems in particular. Research interests include vulnerability assessment of industrial communication protocols and both wired and wireless industrial networks with particular focus on electric energy distribution systems. He is the PI for the Survivable Industrial Control Systems (SICS) project, a collaboration of Sandia National Lab, Schweitzer Engineering Laboratory, the Night Vision and Electronic Sensors Directorate, and the Georgia Tech School of Electrical and Computer Engineering. Huggins also served as the cybersecurity SME for a large industrial automation research project for ExxonMobil.