BFA 2025 Program

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Monday, September 1
09.30 – 10.20 Irene Villa [abstract]

Quadratic-like permutations over GF(2n) (joint work with Claude Carlet)

10.20 – 10.45 Christof Beierle, Philippe Langevin, Gregor Leander, Alexandr Polujan and Shahram Rasoolzadeh [abstract]

Millions of inequivalent quadratic APN functions in eight variables

Break
11.05 – 11.30 Jules Baudrin, Pierre Galissant and Léo Perrin [abstract]

Exploring the Set of APN Functions

11.30 – 11.55 Daniele Bartoli and Pantelimon Stanica [abstract]

APN functions in odd characteristic and the disproof of a conjecture

Lunch
14.00 – 14.50 Alexandr Polujan [abstract]

Perfect Nonlinear, Plateaued, and APN functions (joint work with Lukas Kölsch)

14.50 – 15.15 Nikolay Kaleyski, Sondre Ronjom, Arne Sandrib and Joakim Sunde [abstract]

Subspace Differential Uniformity

Break
15.35 – 16.00 Xiang-Dong Hou and Shujun Zhao [abstract]

On A Conjecture About The Sum-Freedom Of The Binary Multiplicative Inverse Function

16.00 – 16.25 Maria Mihaila and Darrion Thornburgh [abstract]

Lower bounds on the distances between APN functions

Tuesday, September 2
09.30 – 10.20 Pantelimon Stanica

Inner c-Differentials: Practical Cryptanalysis of Modern Block Ciphers

10.20 – 10.45 Robert Coulter and Steven Senger [abstract]

Improving the upper bound on the number of distinct values of a class of functions

Break
11.05 – 11.30 Maxence Jauberty and Pierrick Méaux [abstract]

On the Cardinal of the Walsh Support of Boolean Functions

11.30 – 11.55 Sondre Rønjom and Arne Sandrib [abstract]

On the Differential Uniformity of Polynomials over Galois Rings

Lunch
14.00 – 14.50 Anne Canteaut

On the structure of the known infinite families of APN functions (joint work with Jules Baudrin and Léo Perrin)

14.50 – 15.15 Philippe Langevin, Valérie Gillot and Abdoulaye Lo [abstract]

On the Dublin permutation

Break
15.35 – 16.00 Manmatha Roy and Nikolay Stoyanov Kaleyski [abstract]

On Differential Uniformity of Extremal Functions

16.00 – 16.25 Alex Biryukov, Philip Tureček and Aleksei Udovenko [abstract]

On vectorial (non)linearity

Wednesday, September 3
Full-day excursion
Thursday, September 4
09.30 – 10.20 Wilfried Meidl [abstract]

Bent partitions

10.20 – 10.45 Ermes Franch and Chunlei Li [abstract]

A new approach to decoding subfield spread codes

Break
11.05 – 11.30 Virginio Fratianni and Sihem Mesnager [abstract]

The Hull of Subfield Codes / Subcodes and Their Relationship with Two Generic Constructions of Linear Codes

11.30 – 11.55 Nikolay Kaleyski and Christian Aadland Matre [abstract]

A unified software framework for classification of vectorial Boolean functions

Lunch
14.00 – 14.50 Sadmir Kudin

On Maiorana-McFarland subspaces of bent functions

14.50 – 15.15 Enes Pasalic and René Rodríguez Aldama [abstract]

A few classes of (sub)optimal minimal linear codes

Break
15.35 – 16.00 İlksen Acunalp Erleblebici, Ahmet Sinak and Oguz Yayla [abstract]

Minimal linear codes based on weakly regular bent functions over finite fields

16.00 – 16.25 Ferruh Ozbudak and Vladimir N. Potapov [abstract]

On distances between bent functions, between plateaued functions and bounds on nonlinearities of p-ary functions

   
19:00 – 19:30 Guided walk from Sun Hall hotel to Militzis tavern
19:30 Banquet dinner at Militzis tavern
Friday, September 5
09.30 – 09.55 Serge Christian Feukoua Jonzo, Ana Salagean and Pantelimon Stanica [abstract]

The nonlinearity of restrictions of direct sums of monomials

09.55 – 10.20 Vladimir Potapov and Anna Taranenko [abstract]

On relations between combinatorial designs and eigenfunctions for hypergraphs and multi dimensional matrices

10.20 – 10.55 Leyla Işιk, René Rodríguez Aldama and Ajla Šehović [abstract]

Weightwise (almost) perfectly balanced functions: t-concatenation and the general Maiorana-McFarland class

Lunch