Stoykost' Blochnykh Shifrov K Differentsial'nomu I Lineynomu Kriptoanalizu - Irina Lisitskaya - Books - LAP LAMBERT Academic Publishing - 9783659490736 - December 25, 2013
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Stoykost' Blochnykh Shifrov K Differentsial'nomu I Lineynomu Kriptoanalizu Russian edition

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Predlagaetsya novaya metodologiya otsenki stoykosti blochnykh simmetrichnykh shifrov k atakam differentsial'nogo i lineynogo kriptoanaliza, kotoraya stroitsya ne na svoystvakh S-blokov, vkhodyashchikh v shifr, a na svoystvakh sluchaynykh podstanovok sootvetstvuyushchey stepeni, k kotorym prikhodit lyuboy shifr posle neskol'kikh nachal'nykh tsiklov zashifrovaniya. Pokazyvaetsya, chto pokazateli stoykosti blochnykh simmetrichnykh shifrov ot svoystv ispol'zuemykh S-blokov ne zavisyat. S-bloki vliyayut lish' na dinamiku prikhoda shifra k sostoyaniyu sluchaynoy podstanovki. Delaetsya vyvod, chto zadacha poiska S-blokov s uluchshennymi kriptograficheskimi pokazatelyami dlya shifrov s effektivnym lineynym preobrazovaniem teryaet prakticheskiy smysl. Ikh rol' s uspekhom mogut vypolnit' sluchaynye S-bloki, vybiraemye bez vsyakikh ogranicheniy. Oni ni v chyem ne ustupayut S-blokam, otobrannym po spetsial'nym metodikam.

Media Books     Paperback Book   (Book with soft cover and glued back)
Released December 25, 2013
ISBN13 9783659490736
Publishers LAP LAMBERT Academic Publishing
Pages 504
Dimensions 150 × 28 × 225 mm   ·   768 g
Language German