Research

Preprints

  • Dynamics of endomorphisms of algebraic groups.
    with Jakub Byszewski and Gunther Cornelissen.
    arXiv

Publications

  • On the active security of the PEARL-SCALLOP group action.
    with Tako Boris Fouotsa, Gioella Lorenzon, Ryan Rueger, and Parsa Tasbihgou.
    PQCRYPTO 2026.
    ePrint

  • Efficient post-quantum commutative group actions from orientations of large discriminant.
    ASIACRYPT 2025.
    ePrint

  • Deterministic algorithms for class group actions.
    CRYPTO 2025.
    ePrint

  • Weak instances of class group action based cryptography via self-pairings.
    with Wouter Castryck, Simon-Philipp Merz, Marzio Mula, Sam van Buuren, and Frederik Vercauteren.
    CRYPTO 2023.
    ePrint

  • Horizontal racewalking using radical isogenies.
    with Wouter Castryck, Thomas Decru, and Frederik Vercauteren.
    ASIACRYPT 2022.
    ePrint

  • On the decisional Diffie–Hellman problem for class group actions on oriented elliptic curves.
    with Wouter Castryck, Frederik Vercauteren, and Benjamin Wesolowski.
    ANTS XV, Research in Number Theory, volume 8, paper 99, 2022.
    ePrint

  • Generalized class polynomials.
    with Marco Streng.
    ANTS XV, Research in Number Theory, volume 8, paper 103, 2022.
    arXiv

  • Dynamically affine maps in positive characteristic.
    with Jakub Byszewski and Gunther Cornelissen.
    Contemporary Mathematics, volume 744, pages 125–156, 2020.
    arXiv

  • Gauss congruences for rational functions in several variables.
    with Frits Beukers and Armin Straub.
    Acta Arithmetica, volume 184, pages 341–362, 2018.
    arXiv