Bonnetain, Xavier, Margarita Cordero, Virginie Lallemand, Marine Minier, and María Naya-Plasencia. “On Impossible Boomerang Attacks: Application to Simon and SKINNYee”. IACR Transactions on Symmetric Cryptology 2024, no. 2 (June 18, 2024): 222–253. Accessed January 21, 2025. https://tosc.iacr.org/index.php/ToSC/article/view/11629.