PhD
During my PhD at the Radboud University, some work is posted here. Not all of them are relevant to my research.
[Paper] Take your MEDS: Digital Signatures from Matrix Code Equivalence.
Together with Tung Chou, Ruben Niederhagen, Edoardo Persichetti, Tovohery
Hajatiana Randrianarisoa, Simona Samardjiska and Monika Trimoska.
(ePrint)
[Paper] Disorientation faults in CSIDH.
Together with Gustavo Banegas, Juliane Krämer, Tanja Lange, Michael Meyer,
Lorenz Panny, Jana Sotáková, and Monika Trimoska.
(ePrint, slides, video, to appear at EUROCRYPT ’23)
[Paper] Patient Zero & Patient Six: Zero-value and correlation attacks on CSIDH and SIKE.
Together with Fabio Campos, Michael Meyer and Marc Stöttinger.
(ePrint, SAC 2022)
[Paper] Hardness estimates of the code equivalence problem in the rank metric.
Together with Simona Samardjiska and Monika Trimoska.
(ePrint, slides, WCC 2022)
[Video] Kyber and post-quantum crypto – How does it work?
Together with Ruben Gonzalez.
(ccc.de, rC3 2021)
[Paper] Fully projective radical isogenies in constant-time.
Together with Jesús-Javier Chi-Domínguez.
(ePrint, video, CT-RSA 2022)
[Note] Number of matrices of certain rank over a finite field
(pdf)
Mathematics
During my mathematics studies at the Radboud University I wrote a number of things. Some of these I liked enough as to place them here.
Consultancy
As a consultant at INNOPAY I wrote a few blogs on cryptography, payments and cryptocurrencies.
Krijn Reijnders 