%0 Journal Article %A O. V. Denisov %T Distinguishing attack on four rounds of the Luby~--- Rackoff cipher by~differentials of two-block texts %J Prikladnaya Diskretnaya Matematika. Supplement %D 2023 %P 32-36 %N 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDMA_2023_16_a8/ %G ru %F PDMA_2023_16_a8