Daemen, Joan, Bart Mennink, and Gilles Van Assche. “Sound Hashing Modes of Arbitrary Functions, Permutations, and Block Ciphers”. IACR Transactions on Symmetric Cryptology 2018, no. 4 (December 13, 2018): 197–228. Accessed September 20, 2021. https://tosc.iacr.org/index.php/ToSC/article/view/7366.