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Associate Professor

Postal address:

IRISA/University of Rennes 1




+33 2 99 84 71 96


+33 2 99 84 71 71



Short biography

Achour Mostefaoui is currently Assistant Professor at the Computer Science Department of the University of Rennes, France. He received his Engineer Degree in Computer Science in 1990 from the University of Algiers, and a PhD in Computer Science in 1994 from the University of Rennes, France. Moreover, Achour Mostefaoui headed those last years the computer science Engineer Degree of the University of Rennes.

Research interests

His research interests include synchronization, fault-tolerance and scalability in distributed systems, group communication, data consistency and distributed checkpointing.

Selected publications

Publications list

Transactions and Journals: 13 Conferences: 23 Activity Reports: 15

Transaction and Journal


  • Damien Imbs, Achour Mostefaoui, Matthieu Perrin, Michel Raynal. Which Broadcast Abstraction Captures k-Set Agreement?. Andréa W. Richa. 31st International Symposium on Distributed Computing (DISC 2017), Oct 2017, Vienna, Austria. Schloss Dagstuhl - Leibniz-Zentrum für Informatik, pp.1-16, 2017, 31st International Symposium on Distributed Computing (DISC 2017). 〈10.4230/LIPIcs.DISC.2017.27〉.
  • Zohir Bouzid, Achour Mostéfaoui, Michel Raynal. Minimal Synchrony for Byzantine Consensus. Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing (PODC 2015), Jul 2015, Donostia-San Sebastián, Spain. pp.461-470, 2015, 〈10.1145/2767386.2767418〉.
  • Achour Mostefaoui, Michel Raynal. Signature-Free Broadcast-Based Intrusion Tolerance. Chenyang Lu and Toshimitsu Masuzawa and Mohamend Mosbah. 14th International Conference On Principles Of Distributed Systems (OPODIS 2010), Dec 2010, Tozeur, Tunisia. Springer Verlag, 6490, pp.143-159, 2010, LNCS.
  • Marin Bertier, Achour Mostefaoui, Gilles Tredan. Low-Cost Secret-Sharing in Sensor Networks. Sahra Sedigh. 12th IEEE International High Assurance Systems Engineering Symposium (HASE 2010), Nov 2010, San Jose, CA, United States. IEEE, pp.1-9, 2010.
  • Hamouma Moumen, Achour Mostefaoui. Time-Free Authenticated Byzantine Consensus. Franck Capello and Hans-Peter Schwefel. 10th IEEE International Symposium on Network Computing and Applications (NCA'11), Jul 2010, Cambridge, MA, United States. IEEE, pp.140-146, 2010.
  • Achour Mostefaoui. What Agreement Problems Owe Michel. Idit Keidar. Distributed Computing, 23rd International Symposium, DISC 2009, Sep 2009, Elche, Spain. Springer, pp.5, Lecture Notes in Computer Science.
  • Achour Mostefaoui, Michel Raynal, Corentin Travers. Narrowing Power vs. Efficiency in Synchronous Set Agreement. Shrisha Rao, Mainak Chatterjee and Prasad Jayanti and C. Siva Ram Murthy and Sanjoy Kumar Saha. 9th International Conference on Distributed Computing and Networking, Jan 2008, Kolkata, India. Springer Verlag, 4904, pp.99-111, 2008, LNCS.
  • Hamouma Moumen, Achour Mostefaoui, Gilles Trédan. Byzantine Consensus with Few Synchronous Links. Eduardo Tovar and Philippas Tsigas and Hacène Fouchal. 11th International Conference On Principles Of Distributed Systems, Dec 2007, Guadeloupe, French West Indies, France. Springer Verlag, 4878, pp.76-89, 2007, LNCS.
  • Achour Mostefaoui, Michel Raynal, Corentin Travers. From Renaming to Set Agreement. Giuseppe Prencipe and Shmuel Zaks. 14th International Colloquium on Structural Information and Communication Complexity, Jun 2007, Castiglioncello, Italy. Springer Verlag, 4474, pp.66-80, 2007, LNCS.

Technical Reports

  • Davide Frey, Achour Mostefaoui, Matthieu Perrin, Anne-Marie Kermarrec, Christopher Maddock, Andreas Mauthe, Pierre-Louis Roman, François Taïani. D.1.3 – Protocols for emergent localities.[Technical Report] D1.3, IRISA; LINA-University of Nantes; Inria Rennes Bretagne Atlantique; Lancaster University. 2016.