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Stoykost' blochnykh shifrov k differentsial'nomu i lineynomu kriptoanalizu

AUTHOR Lisitskaya Irina; Dolgov Viktor
PUBLISHER LAP Lambert Academic Publishing (12/25/2013)
PRODUCT TYPE Paperback (Paperback)

Description
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.
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Product Details
ISBN-13: 9783659490736
ISBN-10: 3659490733
Binding: Paperback or Softback (Trade Paperback (Us))
Content Language: Russian
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Page Count: 504
Carton Quantity: 14
Product Dimensions: 6.00 x 1.12 x 9.00 inches
Weight: 1.61 pound(s)
Country of Origin: US
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Computers | Information Technology
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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.
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Paperback