Talks
Invited and contributed talks. Talks given at conferences for accepted papers are listed with the paper on the publications page.
Academic
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July 2026
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January 2026
Expansion properties of the superspecial isogeny graph
Contributed talk at Atelier Melodia.
Laval, France
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December 2025
Digital signature schemes from isogeny-based cryptography
Invited talk at Portugal Crypto Day
ISEP, Porto, Portugal
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November 2025
An introduction to post-quantum cryptography
Invited lecture-style talk at the Information Security Seminar at UCL.
University College London
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September 2025
Detecting splittings and endomorphisms using Humbert surfaces
Invited talk at the Leuven Isogeny Days 6, a workshop on isogeny-based cryptography.
KU Leuven
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April 2025
Computing two-dimensional isogenies for SQIsign
Talk at the SQIparty, a workshop on isogeny-based cryptography.
Universitat de Lleida
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April 2025
The dimension two isogeny problem for cryptography
Invited talk at the Séminaire d’arithmétique à Lyon.
ENS de Lyon
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March 2025
Cycles of pairing-friendly abelian varieties
Invited talk at the Séminaire de Cryptographie de Rennes.
Centre Inria de l'Université de Rennes
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February 2025
Finding Practical Parameters for Isogeny-based Cryptography
Invited talk at the TII CRC Seminar Series.
Online
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November 2024
Post-quantum secure signature schemes from isogenies
Invited talk at the London Crypto Day 2024.
Alan Turing Institute, London
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July 2024
Post-quantum secure signature schemes from isogenies
Invited talk at the Cryptography And Information Security Seminar at MIT.
Massachusetts Institute of Technology
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June 2024
SQIsign Verification in higher dimension
Invited talk at the Séminaire de Théorie Algorithmique des Nombres.
Institut de Mathématiques de Bordeaux
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March 2024
SQIsign and ApresSQI: towards practical post-quantum secure signatures from isogenies
Invited talk at Project-team GRACE Seminar.
INRIA Scalary and École polytechnique
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January 2024
SQIsign and AprèsSQI: post-quantum secure signatures from isogenies
Invited talk at the Radboud Digital Security group Lunch Talk.
Radboud Universiteit
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November 2023
Post-quantum secure signature schemes from isogenies
Invited talk at the UCL Information Security Seminar.
University College London
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November 2022
The General Isogeny Problem in Dimension 2
Invited talk at the Junior Number Theory Seminar at the University of Warwick.
The University of Warwick
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October 2022
Attacking the General Isogeny Problem
Invited talk at The Isogeny Club on attacking the general isogeny problem in dimension 1 and 2 (based on joint work with Craig Costello, Sam Frengley and Jia Shi).
Virtual
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September 2022
Classical Attacks on the General Isogeny Problem
Invited talk at the Quantum Cryptanalysis Workshop, University of Bristol on classical attacks against the general isogeny problem (based on joint work with Craig Costello and Jia Shi).
University of Bristol
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September 2022
Efficiently Detecting (N,N)-splittings
Talk at the Leuven Isogeny Days 3 on detecting (N,N)-splittings and applications to genus 2 isogeny-based cryptography (joint work with Craig Costello and Sam Frengley).
KU Leuven
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June 2022
Post-Quantum Cryptography from Isogenies
Talk at the Joint Cybersecurity CDTs Summer School 2022 on obtaining quantum secure cryptography from isogenies.
University College London
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March 2022
Isogeny-based cryptography workshop
Invited talk on accelerating the Delfs-Galbraith algorithm (joint work with Craig Costello and Jia Shi).
University of Birmingham
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December 2021
London Hopper Colloquium, Research Spotlight competition
Gave a presentation about isogeny-based cryptography, winner of the Speaker Prize.
Virtual
Industry
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July 2022
Microsoft Research Seminar
Invited talk on accelerating the Delfs-Galbraith algorithm (joint work with Craig Costello and Jia Shi).
Microsoft Research, Redmond
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June 2022
CGI Break and Learn
Talk on post-quantum cryptography and isogenies as a solution.
CGI Reading Offices