Connolly, Aisling, Pooya Farshim, and Georg Fuchsbauer. “Security of Symmetric Primitives Against Key-Correlated Attacks”. IACR Transactions on Symmetric Cryptology 2019, no. 3 (September 20, 2019): 193-230. Accessed November 18, 2019. https://tosc.iacr.org/index.php/ToSC/article/view/8363.