University of Primorska Faculty of Mathematics, Natural Sciences and Information Technologies
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Discrete combinatorial objects in the spectral domain - intersection analysis

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Project presentation

Title: Discrete combinatorial objects in the spectral domain - intersection analysis

Project acronymJ1-4084

Leading institution: UP FAMNIT

Principal investigator: prof. dr. Enes Pasalic

Partner institutions

  • UP IAM

Funding organization: Slovenian Research and Innovation Agency (ARRS)

Research field (ARRS)1.01.00 - Natural sciences and mathematics

Duration: 1.10.2022 - 30.9.2025

Description:

The main objective of this project is to provide further analysis of some combinatorial objects of key importance in cryptography, arising from some difficult problems in discrete mathematics involving discrete exponential sums. More precisely, there are special classes of polynomially finite fields which have exceptional (optimal) properties with respect to two well-established cryptanalytic methods, differential and linear cryptanalysis.These classes of functions (or polynomials) are called APN functions (almost perfectly nonlinear) and AB functions (almost bent), whose general design methods have not yet been developed. The ultimate goal is to investigate the behaviour of component functions in the spectral domain and to develop some theoretical results related to the design of AB and APN functions.

Department: 
Department of Information Sciences and Technologies