Datta, Nilanjan, Avijit Dutta, Mridul Nandi, and Goutam Paul. “Double-Block Hash-Then-Sum: A Paradigm for Constructing BBB Secure PRF”. IACR Transactions on Symmetric Cryptology 2018, no. 3 (September 3, 2018): 36–92. Accessed April 25, 2024. https://tosc.iacr.org/index.php/ToSC/article/view/7297.