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A NUBIS Block zifratze

Source: http://www.larc.usp.br/~pbarreto/AnubisPage.html


Anubis santuario bat on Agachados (estatua Tutankhamun hilobia aurkitu) - Corbis bilduma

Ongi etorri!

Taula: 1 arteko ezberdintasunak, R IJNDAEL eta NUBIS A

R IJNDAEL NUBIS A
Blokearen tamaina (bits) 128, 192, edo 256 beti 128
Key tamaina (bits) 128, 192, edo 256 128, 160, 192, 224, 256, 288, edo 320
Txanda kopurua 10, 12, edo 14 12, 13, 14, 15, 16, 17, edo 18
Key egutegia dedicado a priori algoritmoa Gako bilakaera (round funtzio aldaera), 
plus aukeraketa tekla (proiekzioa)
GF (2 8) murrizteko polinomioaren x 8 + x 4 + x 3 + x + 1 (0x11B) x 8 + x 4 + x 3 + x 2 + 1 (0x11D)
S-box jatorria u cartografía -> u GF (2 8) baino gehiago -1, 
plus affine eraldatu
pseudo-random involution 
(Pentsatzen: recursive egitura )
Kopako konstanteak jatorria . polynomials baino gehiago i x GF (2 8) S-box sarrerak ondoz ondoko

Published (Last edited): 08-02-2012