a short curriculum vitae

This contains a very brief overview of my working experience and education. A more detailed CV is available on request.

Work

Post-doc at COSIC, KU Leuven, in the group of Fre Vercauteren (www).
PhD in post-quantum cryptography at Radboud University Nijmegen, under supervision of Simona Samardjiska (www). Title: Isogenies & Isometries, (cum laude). thesis
Business Analyst at INNOPAY, Amsterdam.
Student Assistant at Radboud University, Nijmegen.

M.Sc. Mathematics, Radboud University Nijmegen.
Thesis: Campana curves pdf
B.Sc. Mathematics, Radboud University Nijmegen.
Thesis: Heisenberg groups (cum laude) pdf

MIKE for beginners, Crypto Working Group, September 25, 2026.
AM-PQC 2026: a workshop on algebraic methods in post-quantum cryptography, in Ohrid, Macedonia, August 12th. slides
COSIC Course on Cryptography and Cybersecurity, introductory lecture on public key cryptography, Leuven, Belgium, June 22, 2026. link
MaGIC 2026, Invited Speaker, Borgo Lanciano, Italy, May 6, 2026. slides
Isogeny-based Cryptography, Guest Lecture, Radboud University Nijmegen, October 16, 2025.
SQIsign (for humans), Cloudflare, June 19, 2025. slides
Recent Developments in SQIsign, Crypto Working Group, June 21, 2024. slides
Using Kummer Surfaces in SQIsign Verification, The Isogeny Club, May 7, 2024. recording, slides
Return of the Kummer, KULB Seminar, March 15, 2024. slides
MCE and MEDS: From Group Actions to Signatures, DeCifris '23, December 15, 2023. pdf, slides
Disorientation Faults in CSIDH, CWI Seminar, October 28, 2023.
Matrix Equivalence Digital Signature, SIAM AG23, July 12, 2023. slides
Side-Channel Attacks on Isogeny-based Schemes, Guest Lecture, Hochschule RheinMain, June 28, 2023.
A Mathematical Quest for the Holy Grail, University of Zagreb, June 14, 2023. slides
An Overview of Code-based Cryptography, Guest Lecture, University of Regensburg, June 6, 2023.
Matrix Code Equivalence and Applications in Post-Quantum Cryptography, PICSeminar, May 5, 2022. slides

Member of the CHES 2027 Program Committee. link
Member of the Artifact Evaluation Committee of Asiacrypt 2025 at Melbourne, Australia.
Co-organiser of Applications of Isogenies in Cryptography as a symposium at SIAM AG25 together with Monika Trimoska and Lorenz Panny at Madison, USA.
Member of the Program Commitee of the SQIparty 2025 (link), at the University of Lleida, Spain.
Co-organiser, together with Lorenz Panny, of the tutorial Implementing Cutting-Edge Isogeny-based Cryptography (link) at the Croatia Summer School 2024, in Vodice, Croatia.
Co-organiser, together with Jonathan Komada Eriksen and Maria Corte-Real Santos, of the Brainstorm Days as an affiliated event to EUROCRYPT 2024 in Zürich, Switzerland.
Co-organiser of Applications of Isogenies in Cryptography as a symposium at SIAM AG23 together with Tanja Lange and Monika Trimoska in Eindhoven, The Netherlands.
Co-organiser, together with Jonathan Komada Eriksen, of the Brainstorm Days as an affiliated event to EUROCRYPT 2023 in Lyon, France.
Cofounder, together with Jonathan Komada Eriksen, of The Isogeny Club (link). Ran the biweekly seminar for the first four seasons (2022-2024)

Member of the MIKE team.
Member of the SQIsign team, submitted to Round 1, Round 2, and Round 3 of the NIST Additional Signatures competition.
Member of the QIMEN team, responsible for QIMEN-PIKE (KEM) and QIMEN-PRISM (signature), submitted to Round 1 of the Next-generation Commercial Cryptographic Algorithms Program (NGCC).
Member of the M E D S team, submitted to Round 1 of the NIST Additional Signatures competition.
Kani came in like a wrecking ball. Together with Maria Corte-Real Santos, Jonathan Komada Eriksen, and Michael Gregor Meyer, at the rump session of EUROCRYPT 2024 in Lyon, France video
Kyber, how does it work? Together with Ruben Gonzalez, at rC3 2021. video