6 search results - page 1 / 2 » Improved Impossible Differentials on Twofish |
INDOCRYPT
2000
Springer
13 years 9 months ago
2000
Springer
CTRSA
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. Camellia and MISTY1 are Feistel block ciphers. In this paper, we observe that, when conducting impossible differential cryptanalysis on Camellia and MISTY1, their round s...
ASIACRYPT
2008
Springer
13 years 7 months ago
2008
Springer
MISTY1 is a Feistel block cipher that received a great deal of cryptographic attention. Its recursive structure, as well as the added FL layers, have been successful in thwarting v...
FSE
2004
Springer
13 years 9 months ago
2004
Springer
We study the differential probability adp of exclusive-or when differences are expressed using addition modulo 2N . This function is important when analysing symmetric primitives t...
CTRSA
2006
Springer
13 years 9 months ago
2006
Springer
In this paper we examine the strength of AES against the related-key impossible differential attack, following the work of Jakimoski and Desmedt [12]. We use several additional obs...