Constructing new APN functions through relative trace functions

Lijing Zheng, Haibin Kan, Yanjun Li +2

In 2020, Budaghyan, Helleseth and Kaleyski [IEEE TIT 66(11): 7081-7087, 2020] considered an infinite family of quadrinomials over ${\mathbb{F}}_{2^n}$ of the form $x^3+a(x^{2^s+1})…