Bio

I am a researcher at ScooterLab and SPriTELab at The University of Texas at San Antonio. My primary research interests are in micromobility, mobile sensing and privacy and security.

Research Interests

• Micromobility
• Mobile Sensing
• Wearable Systems
• Privacy and Security
• Human-Computer Interactions
• AI-Generated Content

Work Experience

• Vehicle & Sensing Development Lead/Researcher - ScooterLab, The University of Texas at San Antonio, Sept 2024 - Present
• Vehicle & Sensing Development Lead/Research Assistant - ScooterLab, The University of Texas at San Antonio, Aug 2020 - Aug 2024
• Research Assistant - SPriTELab, The University of Texas at San Antonio, Aug 2018 - July 2024
• Graduate Teaching Assistant,The University of Texas at San Antonio, Jan 2023 - Aug 2023
• Research Assistant - SPriTELab, Wichita State University, May 2017 - Dec 2017
• Graduate Teaching Assistant, Wichita State University, Aug 2016 - Dec 2017

Education

• PhD in Computer Science, The University of Texas at San Antonio, 2024
• MS in Computer Science, Wichita State University, Kansas, 2017
• BS in Computer Science, Asia Pacific Institute of Information Technology (APIIT) Sri Lanka, 2015

Recent Publications

• Ubaidullah Khan, Raveen Wijewickrama, Buddhi Ashan M.K., A.H.M. Nazmus Sakib, Khoi Trinh, Christina Duthie, Nima Najafian, Ahmer Patel, R.N. Molina, Anindya Maiti, Sushil K. Prasad, Greg P. Griffin, Murtuza Jadliwala, "ScooterLab: A Programmable and Participatory Sensing Research Testbed using Micromobility Vehicles," IEEE International Conference on Pervasive Computing and Communication (PerCom) Demo Session, Washington, DC, USA 2025 (To Appear). [Paper]
• Joseph Spracklen, Raveen Wijewickrama, AHM Nazmus Sakib, Anindya Maiti, Bimal Viswanath, Murtuza Jadliwala, "We Have a Package for You! A Comprehensive Analysis of Package Hallucinations by Code Generating LLMs", USENIX Security Symposium 2025. [Paper]
• Christoph Sendner, Jasper Stang, Alexandra Dmitrienko, Raveen Wijewickrama, Murtuza Jadliwala, " MirageFlow: A New Bandwidth Inflation Attack on Tor", Network & Distributed System Security Symposium (NDSS), 2024.
• Raveen Wijewickrama^†, Sameer Anis Dohadwalla^†, Anindya Maiti, Murtuza Jadliwala, Sashank Narain, "SkinSense: Efficient Vibration-based Communications Over Human Body Using Motion Sensors", Internet of Things, 2023. [Article]
• Nisha Vinayaga-Sureshkanth, Raveen Wijewickrama, Anindya Maiti, and Murtuza Jadliwala, "An Investigative Study on the Privacy Implications of Mobile E-scooter Rental Apps", ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec), San Antonio, Texas, USA, May 2022. [Paper]
• Anindya Maiti^†, Nisha Vinayaga-Sureshkanth^†, Murtuza Jadliwala, Raveen Wijewickrama, and Greg P. Griffin, "Impact of E-Scooters on Pedestrian Safety: A Field Study Using Pedestrian Crowd-Sensing", IEEE PerCom Workshop on Sensing Systems and Applications using Wrist Worn Smart Devices (WristSense), Pisa, Italy, March 2022. [Paper] [Slides]
• Raveen Wijewickrama, Anindya Maiti, and Murtuza Jadliwala, "Write to Know: On the Feasibility of Wrist Motion based User-Authentication from Handwriting", ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec), Abu Dhabi, UAE, June 2021. [Paper]
• Nisha Vinayaga-Sureshkanth, Raveen Wijewickrama, Anindya Maiti, Murtuza Jadliwala, "Security and Privacy Challenges in Upcoming Intelligent Urban Micromobility Transportation Systems", ACM Workshop on Automotive and Aerial Vehicle Security (AutoSec), New Orleans, Louisiana, USA, March 2020. [Paper]
• Raveen Wijewickrama, Anindya Maiti, and Murtuza Jadliwala, "deWristified: Handwriting Inference Using Wrist-Based Motion Sensors Revisited", ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSec), Miami, Florida, USA, May 2019. [Paper] [Slides] [Artifacts]

Publications with a label were awarded the ACM Replicability Label.
† Equally contributing authors of corresponding papers.