2 papers
math.CO2026
On the Walsh spectra of quadratic APN functions
Sophie Hannah Bénéteau, Nicolas Goluboff, Lukas Kölsch +1
APN functions play a central role as building blocks in the design of many block ciphers, serving as optimal functions to resist differential attacks. One of the most important pro…
math.CO2026
The combinatorial structure and value distributions of plateaued functions
Lukas Kölsch, Alexandr Polujan
We study combinatorial properties of plateaued functions . All quadratic functions, bent functions and most known APN functions…