Sonia Belaïdsonia.belaid at cryptoexperts dot comCryptography Engineer at CryptoExperts in Paris, France
Doctor of Ecole Nationale Supérieure (ENS, Ulm) 
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News
- HDR: I defended my Habilitation à Diriger des Recherches (HDR) at Sorbonne Université on February 9, 2026. The manuscript (PDF) is available, and the slides and video can be found in the Thesis section of my Talks page.
Short Bio
2017–
Senior cryptography engineer at CryptoExperts
2012–2017
Cryptography engineer at Thales Communications & Security
2012–2015
PhD thesis on power-analysis attacks and countermeasures under the supervision of
Michel Abdalla and
Pierre-Alain Fouque at the
École normale supérieure (ENS)
2011–2012
Cryptography engineer at Oberthur Technologies (now Idemia)
2008–2011
Diploma at Ensimag
(including a semester at Purdue University)
2006–2008
Preparatory class at the Poincaré school (Nancy)
Awards / Grants
2022
ERC Starting Grant
[European Research Council - Project Highlights]
[Dedicated Website]
2016
Prize of the best research engineer in Usine Nouvelle
[Usine Nouvelle]
[Industrie & Technologies]
2016
PhD Prize at Thales Communications & Security
© 2026 Sonia Belaïd. Tous droits réservés.