Theses

• Collusion resilience in decentralized marketplace mechanisms

  Matthieu Bettinger (2025). PhD Thesis, INSA Lyon

• TEE-based confidential processing systems and distributed storage

  Aghiles Ait Messaoud (2025). PhD Thesis, INSA Lyon

• Trustworthy collaborative learning : Personalization, privacy, and robustness at the edge

  Yacine Belal (2025). PhD Thesis, INSA Lyon

• Blockchain Interoperability - Cross-chain Oracles

  Matthieu Bettinger (2021). MA Thesis, University of Passau

2026

• TriHaRd: Higher Resilience for TEE Trusted Time

  Matthieu Bettinger, Sonia Ben Mokhtar, Pascal Felber, Etienne Rivière, Valerio Schiavoni et Anthony Simonet-Boulogne in the 2026 45th IEEE International Conference on Computer Communications (INFOCOM ‘26)

2025

• An Open-source Implementation and Security Analysis of Triad’s TEE Trusted Time Protocol

  Matthieu Bettinger, Sonia Ben Mokhtar et Anthony Simonet-Boulogne in the Proceedings of the 2025 55th Annual IEEE/IFIP International Conference on Dependable Systems and Networks - Supplemental Volume (DSN-S ‘25)

• COoL-TEE: Client-TEE Collaboration for Resilient Distributed Search

  Matthieu Bettinger, Etienne Rivière, Sonia Ben Mokhtar, and Anthony Simonet-Boulogne in the Proceedings of the 2025 25th IEEE International Symposium on Cluster, Cloud and Internet Computing (CCGRID ‘25)

• Exposing the Vulnerability of Decentralized Learning to Membership Inference Attacks Through the Lens of Graph Mixing

  Ousmane Touat, Jezekael Brunon, Yacine Belal, Julien Nicolas, César Sabater, Mohamed Maouche & *Sonia Ben Mokhtar in the *Proceedings of the 26th International Middleware Conference (MIDDLEWARE ‘25)

• Inferring Communities of Interest in Collaborative Learning-based Recommender Systems

  Yacine Belal, Mohamed Maouche, Sonia Ben Mokhtar, and Anthony Simonet-Boulogne in the Proceedings of the 2025 45th IEEE International Conference on Distributed Computing Systems (ICDCS ‘25)

• Reliability is Blind: Collective Incentives for Decentralized Computing Marketplaces without Individual Behavior Information

  Henry Mont, Matthieu Bettinger, Sonia Ben Mokhtar, and Anthony Simonet-Boulogne in the Companion Proceedings of the 2025 20th European Dependable Computing Conference (EDCC-C ‘25)

• TruShare: Confidential Key-Value Store for Untrusted Environments

  Aghiles Ait Messaoud, Sonia Ben Mokhtar, and Anthony Simonet-Boulogne in the Proceedings of the 20th European Dependable Computing Conference (EDCC ‘25)

2024

• Survey of Federated Learning Models for Spatial-Temporal Mobility Applications

  Yacine Belal, Sonia Ben Mokhtar, Hamed Haddadi, Jaron Wang, and Afra Mashhadi in the ACM Transactions on Spatial Algorithms and Systems

• TEE-based Key-Balue Stores: a Survey

  Aghiles Ait Messaoud, Sonia Ben Mokhtar, and Anthony Simonet-Boulogne in The VLDB Journal 34, 1 (2024)

2022

• Collusion-Resistant Worker Set Selection for Transparent and Verifiable Voting

  Matthieu Bettinger, Lucas Barbero, and Omar Hasan in SN Computer Science 3, 334 (2022)

• PEPPER: Empowering User-Centric Recommender Systems over Gossip Learning

  Yacine Belal, Aurélien Bellet, Sonia Ben Mokhtar, and Vlad Nitu in the Adjunct Proceedings of the 2022 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2022 ACM International Symposium on Wearable Computers (UbiComp ‘22)

• Shielding Federated Learning Systems against Inference Attacks with ARM TrustZone

  Aghiles Ait Messaoud, Sonia Ben Mokhtar, Vlad Nitu, and Valerio Schiavoni in the Proceedings of the 23rd ACM/IFIP International Middleware Conference (Middleware ‘22)

2021