Publications
2024
Journal Articles
M. Øygarden, P. Felke and H. Raddum
Analysis of Multivariate Encryption Schemes: Application to Dob and C*
Journal of Cryptology
2023
Proceedings, refereed
L. Grassi, I. M. Ayala, M. N. Hovd, M. Øygarden, H. Raddum and Q. Wang
Cryptanalysis of Symmetric Primitives over Rings and a Key Recovery Attack on Rubato
Advances in Cryptology – CRYPTO 2023
F. Liu, M. Mahzoun, M. Øygarden and W. Meier
Algebraic Attacks on RAIN and AIM Using Equivalent Representations
IACR Transactions on Symmetric Cryptology
L. Grassi, M. Øygarden, M. Schofnegger and R. Walch
From Farfalle to Megafono via Ciminion: The PRF Hydra for MPC Applications
Advances in Cryptology – EUROCRYPT 2023
P. Briaud and M. Øygarden
A New Algebraic Approach to the Regular Syndrome Decoding Problem and Implications for PCG Constructions
Advances in Cryptology – EUROCRYPT 2023
2022
Talks, invited
Ø. Ytrehus, M. Øygarden and H. Heum
Kvantedatamaskinen – fra hype til virkelighet
Kunnskapsdepartementet
Talks, contributed
M. Øygarden, H. Heum and Ø. Ytrehus
Kvantedatamaskinen – fra hype til virkelighet
Arendal
2021
Proceedings, refereed
M. Øygarden, D. Smith-Tone and J. Verbel
On the Effect of Projection on Rank Attacks in Multivariate Cryptography
The 12th International Conference on Post-Quantum Cryptography (PQCRYPTO 2021)
M. Øygarden, P. Felke and H. Raddum
Analysis of Multivariate Encryption Schemes: Application to Dob
Public-Key Cryptography (PKC 2021)
PhD Thesis
M. Øygarden
Algebraic Cryptanalysis of Cryptographic Schemes with Extension Field Structure
University of Bergen
2020
Proceedings, refereed
M. Eichlseder, L. Grassi, R. Lüftenegger, M. Øygarden, C. Rechberger, M. Schofnegger and Q. Wang
An Algebraic Attack on Ciphers with Low-Degree Round Functions: Application to Full MiMC
Advances in Cryptology – ASIACRYPT 2020
M. Øygarden, P. Felke, H. Raddum and C. Cid
Cryptanalysis of the Multivariate Encryption Scheme EFLASH
RSA Conference Cryptographers' Track 2020