Research

We are active researchers in the fields of cryptology and embedded systems security:

• we love to partner in collaborative projects and work on exciting research topics
• we continuously contribute and learn from research to give you an edge, and bring you the state-of-the-art

Feel free to contact us for research related work!

We are currently involved in the following collaborative research project:

• project VERISICC
  Goal: the project VERISICC aims to build new methods to automatically verify and generate proven masked cryptographic implementations.
  Partners: ANSSI, CryptoExperts (project leader), IDEMIA, INRIA, university of Luxembourg.

We have been involved in the following collaborative research project:

• project SCATTER
  Goal: the project SCATTER aims to study the practical effectiveness of the side-channel attack method called SCATTER in different contexts.
  Partners: eShard (project leader), XLIM.

Since the creation of NinjaLab:

• A Side Journey to Titan
  Thomas Roche, Victor Lomné, Camille Mutschler, Laurent Imbert
  Usenix Security 2021
  Conference research paper, slides and video of presentation
  Cryptology ePrint Archive: Report 2021/028
  NinjaLab dedicated webpage

• Side-channel Attacks on Blinded Scalar Multiplications Revisited
  Thomas Roche, Laurent Imbert, Victor Lomné
  CARDIS 2019
  Cryptology ePrint Archive: Report 2019/1220

• An Industrial Outlook on Challenges of Hardware Security in Digital Economy
  Shivam Bhasin, Victor Lomné, Karim Tobich
  SPACE 2017

Main publications of the founders before the creation of NinjaLab:

• Statistical Fault Attacks on Nonce-Based Authenticated Encryption Schemes
  Christoph Dobraunig, Maria Eichlseder, Thomas Korak, Victor Lomné, Florian Mendel
  ASIACRYPT 2016

• Cost-Effective Design Strategies for Securing Embedded Processors
  Florent Bruguier, Pascal Benoit, Lionel Torres, Lyonel Barthe, Morgan Bourree, Victor Lomné
  IEEE Transactions on Emerging Topics Computing 2016

• Algebraic Decomposition for Probing Security
  Claude Carlet, Emmanuel Prouff, Matthieu Rivain, Thomas Roche
  CRYPTO 2015

• Practical improvements of side-channel attacks on AES: feedback from the 2nd DPA contest
  Christophe Clavier, Jean-Luc Danger, Guillaume Duc, M. Abdelaziz Elaabid, Benoît Gérard, Sylvain Guilley, Annelie Heuser, Michael Kasper, Yang Li, Victor Lomné, Daisuke Nakatsu, Kazuo Ohta, Kazuo Sakiyama, Laurent Sauvage, Werner Schindler, Marc Stöttinger, Nicolas Veyrat-Charvillon, Matthieu Walle, Antoine Wurcker
  Journal of Cryptographic Engineering 2015

• How to Estimate the Success Rate of Higher-Order Side-Channel Attacks
  Victor Lomné, Emmanuel Prouff, Matthieu Rivain, Thomas Roche, Adrian Thillard
  CHES 2014

• Side-Channel Attack against RSA Key Generation Algorithms
  Aurélie Bauer, Éliane Jaulmes, Victor Lomné, Emmanuel Prouff, Thomas Roche
  CHES 2014

• On the Practical Security of a Leakage Resilient Masking Scheme
  Emmanuel Prouff, Matthieu Rivain, Thomas Roche
  CT-RSA 2014

• Behind the Scene of Side Channel Attacks
  Victor Lomné, Emmanuel Prouff, Thomas Roche
  ASIACRYPT 2013

• Collision-Correlation Attack against Some 1st-Order Boolean Masking Schemes in the Context of Secure Devices
  Thomas Roche, Victor Lomné
  COSADE 2013

• Fault Attacks on AES with Faulty Ciphertexts Only
  Thomas Fuhr, Éliane Jaulmes, Victor Lomné, Adrian Thillard
  FDTC 2013

• SCARE of Secret Ciphers with SPN Structures
  Matthieu Rivain, Thomas Roche
  ASIACRYPT 2013

• Success through Confidence: Evaluating the Effectiveness of a Side-Channel Attack
  Adrian Thillard, Emmanuel Prouff, Thomas Roche
  CHES 2013

• Higher-Order Side Channel Security and Mask Refreshing
  Jean-Sébastien Coron, Emmanuel Prouff, Matthieu Rivain, Thomas Roche
  FSE 2013

• Enhancing Electromagnetic Analysis Using Magnitude Squared Incoherence
  Amine Dehbaoui, Victor Lomné, Thomas Ordas, Lionel Torres, Michel Robert, Philippe Maurine
  IEEE Transactions on VLSI Systems 2012

• On the Need of Randomness in Fault Attack Countermeasures - Application to AES
  Victor Lomné, Thomas Roche, Adrian Thillard
  FDTC 2012

• Higher-order glitch free implementation of the AES using Secure Multi-Party Computation protocols - Extended version
  Thomas Roche, Emmanuel Prouff
  Journal of Cryptographic Engineering 2012

• PICARO - A Block Cipher Allowing Efficient Higher-Order Side-Channel Resistance
  Gilles Piret, Thomas Roche, Claude Carlet
  ACNS 2012

• On the Use of Shamir's Secret Sharing against Side-Channel Analysis
  Jean-Sébastien Coron, Emmanuel Prouff, Thomas Roche
  CARDIS 2012

• Combined Fault and Side-Channel Attack on Protected Implementations of AES
  Thomas Roche, Victor Lomné, Karim Khalfallah
  CARDIS 2011

• Formal Framework for the Evaluation of Waveform Resynchronization Algorithms
  Sylvain Guilley, Karim Khalfallah, Victor Lomné, Jean-Luc Danger
  WISTP 2011

• Higher-Order Glitches Free Implementation of the AES Using Secure Multi-party Computation Protocols
  Emmanuel Prouff, Thomas Roche
  CHES 2011

• Differential Power Analysis Enhancement with Statistical Preprocessing
  Victor Lomné, Amine Dehbaoui, Philippe Maurine, Lionel Torres, Michel Robert
  DATE 2010

• Modeling Time Domain Magnetic Emissions of ICs
  Victor Lomné, Philippe Maurine, Lionel Torres, Thomas Ordas, Mathieu Lisart, Jérome Toublanc
  PATMOS 2010

• A GALS Pipeline DES Architecture to Increase Robustness against DPA and DEMA Attacks
  Rafael Soares, Ney Laert Vilar Calazans, Victor Lomné, Amine Dehbaoui, Philippe Maurine, Lionel Torres
  SBCCI 2010

• Attack on a Higher-Order Masking of the AES Based on Homographic Functions
  Emmanuel Prouff, Thomas Roche,
  INDOCRYPT 2010

• Output-sensitive Decoding for Redundant Residue Systems
  Majid Khonji, Clément Pernet, Jean-Louis Roch, Thomas Roche, Thomas Stalinski
  ISSAC 2010

• Evaluation on FPGA of Triple Rail Logic Robustness against DPA and DEMA
  Victor Lomné, Philippe Maurine, Lionel Torres, Michel Robert, Rafael Soares, Ney Calazans
  DATE 2009

• Enhancing Electromagnetic Attacks Using Spectral Coherence Based Cartography
  Amine Dehbaoui, Victor Lomné, Philippe Maurine, Lionel Torres, Michel Robert
  VLSI-SoC 2009

• Algorithm-Based Fault Tolerance Applied to P2P Computing Networks
  Thomas Roche, Mathieu Cunche, Jean-Louis Roch
  AP2PS 2009

• Multi-Linear cryptanalysis in Power Analysis Attacks MLPA
  Thomas Roche, Cédric Tavernier
  CoRR abs 2009

• Side-Channel Attacks based on Linear Approximations
  Thomas Roche, Cédric Tavernier
  IACR Cryptology ePrint Archive 2009

• Triple Rail Logic Robustness against DPA
  Victor Lomné, Thomas Ordas, Philippe Maurine, Lionel Torres, Michel Robert, Rafael Soares, Ney Calazans
  ReConFig 2008

• Evaluating the Robustness of Secure Triple Track Logic through Prototyping
  Rafael Soares, Ney Laert Vilar Calazans, Victor Lomné, Philippe Maurine, Lionel Torres, Michel Robert
  SBCCI 2008

• Provable Security against Impossible Differential Cryptanalysis Application to CS-Cipher
  Thomas Roche, Roland Gillard, Jean-Louis Roch
  MCO 2008

• Adaptive Loops with Kaapi on Multicore and Grid: Applications in Symmetric Cryptography
  Vincent Danjean, Roland Gillard, Serge Guelton, Jean-Louis Roch, Thomas Roche
  PASCO 2007