Mohammad Khodaei

I did my PhD at the Networked Systems Security (NSS) group at the Royal Institute of Technology (KTH) under the supervision of Prof. Panos Papadimitratos.

Research Interests

✦ Cryptography
✦ Security & Privacy in VANETs, Smart-cities, IoT, and 5G
✦ Security & Privacy in Distributed Systems & Cloud Computing
✦ Software & Web Security

Journals & Magazines

M. Khodaei, H. Noroozi, and P. Papadimitratos, "SECMACE+: Upscaling Pseudonymous Authentication for Large Mobile Systems," in IEEE Transactions on Cloud Computing, Feb. 2023. [Full-text] [Slides] [BibTeX]

M. Khodaei and P. Papadimitratos, "Cooperative Location Privacy in Vehicular Networks: Why Simple Mix-zones are not Enough," in IEEE Internet Of Things (IoT) Journal, May 2021. [Full-text] [Slides] [BibTeX]

M. Khodaei and P. Papadimitratos, "Scalable & Resilient Vehicle-Centric Certificate Revocation List Distribution in Vehicular Communication Systems," in IEEE Transactions on Mobile Computing (IEEE TMC), July 2021. [Full-text] [Slides] [BibTeX]

M. Khodaei, H. Jin, and P. Papadimitratos, "SECMACE: Scalable and Robust Identity and Credential Management Infrastructure in Vehicular Communication Systems," in IEEE Transactions on Intelligent Transportation Systems (IEEE T-ITS), April 2018. [Full-text] [Slides] [BibTeX] [Applied Networking Research Prize (IETF 102)]

M. Khodaei and P. Papadimitratos, "The Key to Intelligent Transportation: Identity and Credential Management in Vehicular Communication Systems," in IEEE Vehicular Technology Magazine (IEEE VT Mag.), Dec. 2015. [Full-text] [Slides] [BibTeX]

Conference Proceedings

K. Kalogiannis, M. Khodaei, W. Bayaa, P. Papadimitratos, "Attack Impact and Misbehavior Detection for Vehicular Platoons," in Proceedings of the ACM Conference on Security and Privacy in Wireless & Mobile Networks (WiSec), San Antonio, Texas, USA, May 2022. [Full-text] [Slides] [Teaser] [BibTeX]

P. Molloy, M. Khodaei, P. Hallgren, A. Thenorio, and P. Papadimitratos, "SecProtobuf: Implicit Message Integrity Provision in Heterogeneous Vehicular Systems," in Proceedings of the IEEE Vehicular Networking Conference (VNC), Ulm, Germany, Nov. 2021. [Full-text] [Slides] [BibTeX]

M. Khodaei, H. Noroozi, and P. Papadimitratos, "Scaling Pseudonymous Authentication for Large Mobile Systems," in Proceedings of the ACM Conference on Security and Privacy in Wireless & Mobile Networks (WiSec), Miami, FL, USA, May 2019. [Full-text] [Slides] [Dataset] [BibTeX]

C. Vaas, M. Khodaei, P. Papadimitratos, and I. Martinovic, "Nowhere to hide? Mix-Zones for Private Pseudonym Change using Chaff Vehicles," in Proceedings of the IEEE Vehicular Networking Conference (VNC), Taipei, Taiwan, Dec. 2018. [Full-text] [Slides] [BibTeX]

M. Khodaei and P. Papadimitratos, "Efficient, Scalable, and Resilient Vehicle-Centric Certificate Revocation List Distribution in VANETs," in Proceedings of the ACM Conference on Security and Privacy in Wireless & Mobile Networks (WiSec), Stockholm, Sweden, June 2018. [Full-text] [Slides] [Dataset] [BibTeX]

M. Khodaei, A. Messing, and P. Papadimitratos, "RHyTHM: A Randomized Hybrid Scheme To Hide in the Mobile Crowd," in Proceedings of the IEEE Vehicular Networking Conference (VNC), Torino, Italy, Nov. 2017. [Full-text] [Slides] [BibTeX]

M. Khodaei and P. Papadimitratos, "Evaluating On-demand Pseudonym Acquisition Policies in Vehicular Communication Systems," in Proceedings of the First International Workshop on Internet of Vehicles (IoV) and Vehicles of Internet (VoI), Paderborn, Germany, July 2016. [Full-text] [Slides] [BibTeX]

M. Khodaei, H. Jin, and P. Papadimitratos, "Towards Deploying a Scalable & Robust Vehicular Identity and Credential Management Infrastructure," in Proceedings of the IEEE Vehicular Networking Conference (VNC), Paderborn, Germany, Dec. 2014. [Full-text] [Slides] [BibTeX]

N. Alexiou, M. Laganà, S. Gisdakis, M. Khodaei, and P. Papadimitratos. "VeSPA: Vehicular Security and Privacy Architecture," in proceedings of the 2nd ACM Workshop on Hot Topics on Wireless Network Security and Privacy (HotWiSec). Budapest, Hungary, Apr. 2013. [Full-text] [Slides] [BibTeX]

Book Chapters

H. Jin, M. Khodaei, and P. Papadimitratos, "Security and Privacy in Vehicular Social Networks," in Vehicular Social Networks, A. M. Vegni, V. Loscri, and A. V. Vasilakos, Eds. CRC Press, Taylor & Francis Group, March 2017. [Full-text] [Slides] [BibTeX]

Theses

Posters, Demos, and Presentations

M. Khodaei and P. Papadimitratos. "A Cooperative Location Privacy Protection Scheme for Vehicular Ad-hoc Networks," Cybersecurity and Privacy (CySeP) Summer School, June, 2019. [Full-text] [Poster] [BibTeX]

H. Noroozi, M. Khodaei, and P. Papadimitratos. "VPKIaaS: Towards Scaling Pseudonymous Authentication for Large Mobile Systems," Cybersecurity and Privacy (CySeP) Summer School, June, 2019. [Full-text] [Poster] [BibTeX]

M. Khodaei and P. Papadimitratos, "Poster: Mix-Zones Everywhere: A Dynamic Cooperative Location Privacy Protection Scheme," in Proceedings of the IEEE Vehicular Networking Conference (VNC), Taipei, Taiwan, Dec. 2018. [Full-text] [Poster] [BibTeX]

H. Noroozi, M. Khodaei, and P. Papadimitratos, "DEMO: VPKIaaS: A Highly-Available and Dynamically-Scalable Vehicular Public-Key Infrastructure," in Proceedings of the ACM Conference on Security and Privacy in Wireless & Mobile Networks (WiSec), Stockholm, Sweden, June 2018. [Full-text] [Poster] [BibTeX]

M. Khodaei, H. Noroozi, and P. Papadimitratos, "POSTER: Privacy Preservation through Uniformity," in Proceedings of the ACM Conference on Security and Privacy in Wireless & Mobile Networks (WiSec), Stockholm, Sweden, June 2018. [Full-text] [Poster] [BibTeX]

H. Noroozi, M. Khodaei, and P. Papadimitratos. "VPKIaaS: A Highly-Available and Dynamically-Scalable Vehicular Public-Key Infrastructure," Cybersecurity and Privacy (CySeP) Summer School, June, 2018. [Poster] [BibTeX]

M. Khodaei and P. Papadimitratos. "Security & Privacy for Vehicular Communication Systems," Cybersecurity and Privacy (CySeP) Summer School, June, 2018. [Poster] [BibTeX]

H. Noroozi, M. Khodaei, and P. Papadimitratos. "A Highly Available and Dynamically Scalable Vehicular Public-Key Infrastructure (VPKI): VPKI as a Service (VPKIaaS)," Cybersecurity and Privacy (CySeP) Summer School, June, 2017. [Poster] [BibTeX]

M. Khodaei and P. Papadimitratos. "Security & Privacy for Vehicular Communication Systems: The Key to Intelligent Transportation," Cybersecurity and Privacy (CySeP) Summer School, June, 2017. [Poster] [BibTeX]

M. Khodaei and P. Papadimitratos. "Secure and Privacy-Preserving Vehicular Communication Systems: Identity and Credential Management Infrastructure," ITRL Conference on Integrated Transport: Connected and Automated Transport Systems, KTH, Stockholm, Nov. 2016. [Full-text] [Slides] [Video] [BibTeX]

M. Khodaei and P. Papadimitratos. "The Key to Intelligent Transportation: Identity and Credential Management for Vehicular Communication Systems," 4th ACCESS Industrial Workshop, Stockholm, Sweden, May 2016. [Poster] [BibTeX]

M. Khodaei and P. Papadimitratos. "The Key to Intelligent Transportation: Identity and Credential Management for Vehicular Communication Systems," Cybersecurity and Privacy (CySeP) Winter School, Stockholm, Sweden, Oct. 2015. [Poster] [BibTeX]

M. Khodaei, H. Jin and P. Papadimitratos. "Deploying a Vehicular Credential Management System: Challenges Ahead," Cybersecurity and Privacy (CySeP) Winter School, Stockholm, Sweden, Oct. 2014. [Poster] [BibTeX]

H. Jin, M. Khodaei and P. Papadimitratos. "Secure and Privacy-enhancing Location-based Services," Cybersecurity and Privacy (CySeP) Winter School, Stockholm, Sweden, Oct. 2014. [Poster] [BibTeX]

H. Jin, M. Khodaei and P. Papadimitratos. "Privacy-preserving PKI for Location-based Services," Trust in the Digital Life (TDL), Vienna, Austria, Apr. 2014. [Poster] [BibTeX]

Supervised Students

Paul Molloy. "Implicit Message Integrity In Heterogeneous Systems," Einride and NSS group, January-August 2021. [Full-text] [Slides]

Clémence Dubuc. "A Realtime Log Correlation System for Security Information and Event Management," SEKOIA and NSS group, September 2020-April 2021. [Full-text] [Slides]

Weaam Bayaa. "VePMAD: A Vehicular Platoon Management Anomaly Detection System - A Case Study of Car-following Mode, Middle Join and Exit Maneuvers," NSS group, July 2020-September 2021. [Full-text] [Slides]

Pablo Sanchez Carmona. "Pedestrian to Vehicle Communication: A Safe and Private Solution Proposal," NSS group, January-July 2020. [Full-text]

Konstantinos Kalogiannis. "Investigating Attacks on Vehicular Platooning and Cooperative Adaptive Cruise Control," NSS group, April-November 2020. [Full-text] [Slides]

Sam Hedin & Jacob Wahlgren. "Formal Security Analysis of Authentication in an Asynchronous Communication Model," Consecio AB and NSS group, March-June 2020. [Full-text] [Slides]

Ahmed Beder. "Trust Management for A Decentralized Service Exposure Marketplace, A Service Exposure Perspective," Ericsson Research and NSS group, January-June 2020. [Full-text] [Slides]

Hamid Noroozi. "A Cloud-native Vehicular Public Key Infrastructure: Towards a Highly-available and Dynamically-scalable VPKIaaS," NSS group, July 2018-April 2021. [Full-text] [Slides]

Andreas Messing. "A Privacy-preserving Pseudonym Acquisition Scheme for Vehicular Communication Systems," NSS group, May-November 2017. [Full-text] [Slides]

Adnan Shafi. "Development and Security Analysis of pVPKIweb: a Python API and a Web Interface for NSS VPKI," NSS group (BNSS Project), January-May 2017. [Slides] [Demo-1] [Demo-2]

Alexander Hjelm. "Security and Privacy for Modern and Emerging Mobile Systems," NSS group, January-July 2017. [Full-text]

Caroline Holmberg. "Enhancing Privacy in Location Based Services," NSS group, January-July 2016. [Full-text]

Behrooz Aghakhanian Fereydani. "Secure Vehicular Communication Systems: Cross-Domain VPKI, Design and Implementation," NSS group, May-December 2013. [Full-text] [Slides]