TY - JOUR AU - O. V. Denisov TI - Distinguishing attack on four rounds of the Luby~--- Rackoff cipher by~differentials of two-block texts JO - Prikladnaya Diskretnaya Matematika. Supplement PY - 2023 SP - 32 EP - 36 IS - 16 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDMA_2023_16_a8/ LA - ru ID - PDMA_2023_16_a8 ER -