Oscar Reparaz
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Publications

  • Multiplicative Masking for AES in Hardware
    L. De Meyer, O. Reparaz, B. Bilgin
    TCHES 2018

  • CAPA: The Spirit of Beaver against Physical Attacks
    O. Reparaz, L. De Meyer, B. Bilgin, V. Arribas, S. Nikova, V. Nikov, N. Smart
    CRYPTO 2018

  • FourQ on embedded devices
    Z. Liu, P. Longa, G. Pereira, O. Reparaz, H. Seo
    IEEE Transactions on Dependable and Secure Computing

  • Constant-time Discrete Gaussian Sampling
    A. Karmakar, S. Sinha Roy, O. Reparaz, I. Verbauwhede, and F. Vercauteren
    IEEE Transactions on Computers

  • A first-order chosen-plaintext DPA attack on the third round of DES
    O. Reparaz, B. Gierlichs
    CARDIS 2017

  • FourQ on embedded devices
    Z. Liu, P. Longa, G. Pereira, O. Reparaz, H. Seo
    CHES 2017

  • Fast leakage assessment
    O. Reparaz, B. Gierlichs, I. Verbauwhede
    CHES 2017

  • Dude, is my code constant time?
    O. Reparaz, J. Balasch, I. Verbauwhede
    DATE 2017 (code, intro)

  • Masking AES with d+1 Shares in hardware
    T. De Cnudde, O. Reparaz, B. Bilgin, S. Nikova, V. Nikov, V. Rijmen
    CHES 2016

  • Analysis and design of masking schemes for secure cryptographic implementations
    O. Reparaz
    PhD thesis, June 2016, University of Leuven

  • Masking ring-LWE
    O. Reparaz, S. Sinha Roy, R. de Clercq, F. Vercauteren, I. Verbauwhede
    JCEN 2016 Volume 6, Number 2 (CHES2015 special issue, by invitation)

  • Detecting flawed masking schemes with leakage detection tests
    O. Reparaz
    FSE 2016. slides, video.

  • Additively homomorphic ring-LWE masking
    O. Reparaz, S. Sinha Roy, R. de Clercq, F. Vercauteren, I. Verbauwhede
    PQCrypto 2016. slides, video.

  • Consolidating masking schemes
    O. Reparaz, B. Bilgin, S. Nikova, B. Gierlichs, I. Verbauwhede
    CRYPTO 2015

  • A masked ring-LWE implementation
    O. Reparaz, S. Sinha Roy, F. VercauterenI. Verbauwhede
    CHES 2015. slides

  • DPA, masking and bitslicing at 1 GHz
    J. Balasch, B. Gierlichs, O. Reparaz, I. Verbauwhede
    CHES 2015. slides

  • Higher-order threshold implementation of the AES S-box
    T. de Cnudde, B. Bilgin, O. Reparaz, S. Nikova, V. Nikov
    CARDIS 2015

  • On the cost of lazy engineering (for software masked implementations)
    J. Balasch, B. Gierlichs, V. Grosso, O. Reparaz, F-X. Standaert
    CARDIS 2014

  • Generic DPA attacks: curse or blessing?
    O. Reparaz, B. Gierlichs, I. Verbauwhede
    COSADE 2014

  • A note on the use of margins to compare distinguishers
    O. Reparaz, B. Gierlichs, I. Verbauwhede
    COSADE 2014

  • Low-energy encryption for medical devices: security adds an extra design dimension
    J. Fan, O. Reparaz, V. Rozic, I. Verbauwhede
    DAC 2013

  • Selecting time samples for multivariate DPA attacks
    O. Reparaz, B. Gierlichs, I. Verbauwhede
    CHES 2012