2967 search results - page 144 / 594 » Cryptology |
170
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CODCRY
2009
Springer
16 years 1 months ago
2009
Springer
In this paper, we consider the norm-trace curves which are defined by the equation yqr−1 + yqr−2 + · · · + y = x qr−1 q−1 over IFqr where q is a power of a prime number...
170
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CRYPTO
2009
Springer
16 years 1 months ago
2009
Springer
The well-studied task of learning a linear function with errors is a seemingly hard problem and the basis for several cryptographic schemes. Here we demonstrate additional applicat...
172
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INDOCRYPT
2009
Springer
16 years 1 months ago
2009
Springer
We present a second preimage attack on SHAMATA-512, which is a hash function of 512bit output and one of the first round candidates of the SHA-3 competition. The attack uses di...
234
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ASIACRYPT
2007
Springer
16 years 1 months ago
2007
Springer
We construct a new group signature scheme using bilinear groups. The group signature scheme is practical, both keys and group signatures consist of a constant number of group elem...
181
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CTRSA
2005
Springer
16 years 17 days ago
2005
Springer
Abstract. We report on the experiments we performed in order to assess the security of SHA-1 against the attack by Chabaud and Joux [5]. We present some ideas for optimizations of ...