Sagar Dasgupta received the B.Tech. degree in mechanical engineering from Motilal Nehru National Institute of Technology Allahabad, Prayagraj, India, in 2015, the M.S. degree in mechanical engineering from Clemson University, Clemson, SC, USA, in 2020, and the Ph.D. degree in civil engineering from The University of Alabama, Tuscaloosa, AL, USA, in 2024. He is currently a Postdoctoral Fellow with The University of Alabama. His research interests include GNSS-based positioning and navigation security, cyber-physical system security, transportation digital twin, and intelligent transportation system.