Research activities

Research interests

  • Elliptic and hyperelliptic curves for cryptography (point counting, discrete logarithm, efficient group law).
  • Integer factorization (in particular the Number Field Sieve algorithm).
  • Discrete logarithm problem in finite fields.
  • Electronic voting.

PhD students

Program Committee member

  • EUROCRYPT 2024, 43rd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Zurich, Switzerland.
  • EUROCRYPT 2022, 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway.
  • PKC 2022, 25th International Conference on Practice and Theory of Public-Key Cryptography, Virtual.
  • CT-RSA 2022, Cryptographers’ Track at the RSA Conference, Virtual.
  • EUROCRYPT 2017, 36th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Paris, France.
  • ECC 2016, 20th Workshop on Elliptic Curve Cryptography, Izmir, Turkey.
  • SAC 2016, 23rd Conference on Selected Areas in Cryptography, St. John’s, NL, Canada.
  • PASCO 2015, 7th International Workshop on Parallel Symbolic Computation, Bath, UK.
  • WCC 2015, 9th International Workshop on Coding and Cryptography, Paris, France.
  • PKC 2015, 18th International Conference on Practice and Theory of Public-Key Cryptography, Gaithersburg, MD, USA.
  • WAIFI 2014 5th International Workshop on the Arithmetic of Finite Fields, Gebze, Turkey.
  • ASIACRYPT 2013, 19th Annual International Conference on the Theory and Application of Cryptology and Information Security, Bangalore, India.
  • EUROCRYPT 2011, 30th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Tallinn, Estonia.
  • ECC 2010 14th Workshop on Elliptic Curve Cryptography, Redmond, WA, USA.
  • SCC 2010, 2nd International Conference on Symbolic Computation and Cryptography, Egham, UK.
  • INDOCRYPT 2009, 10th International Conference on Cryptology in India, New Delhi, India.
  • PAIRING 2009, 3rd International Conference on Pairing-based Cryptography, Palo Alto, CA, USA.
  • SCC 2008, First International Conference on Symbolic Computation and Cryptography, Beijing, China.
  • WAIFI 2007, First International Workshop on the Arithmetic of Finite Fields, Madrid, Spain.

Editorial and steering committee member

Invited talks

Academic Projects

Projects / contracts with the industry

  • With Swiss Post (co-PI, 2021-2024).
  • With the French ministry of Foreign Affairs (MEAE) (co-PI, 2022-2023). Mirrors of the 2022 and 2023 web sites.
  • With Nomadic Labs (co-PI, 2020).
  • With Idemia (co-PI, 2019-2021).
  • With Docapost about e-voting (co-PI, 2017-2019).
  • With the Canton of Geneva about e-voting (participant, 2018).
  • With the French ministry of Defense about public key cryptography (co-PI, 2017-2019).
  • With Docapost about e-voting (co-PI, 2015).
  • With Voxaly about e-voting (co-PI, 2013).
  • With Kalray about the MPPA many-core processor (co-PI, 2013).
  • With HTCS about public key cryptography (co-PI, 2012-2016).

Awards