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ASIACRYPT
2000
Springer
14 years 2 months ago
Provably Secure Metering Scheme
Abstract. Naor and Pinkas introduced metering schemes at Eurocrypt ’98 in order to decide on advertisement fees for web servers. In the schemes, any server should be able to cons...
Wakaha Ogata, Kaoru Kurosawa
ASIACRYPT
2000
Springer
14 years 2 months ago
A Length-Invariant Hybrid Mix
This paper presents a secure and flexible Mix-net that has the following properties; it efficiently handles long plaintexts that exceed the modulus size of underlying public-key e...
Miyako Ohkubo, Masayuki Abe
ASIACRYPT
2000
Springer
14 years 2 months ago
On Relationships among Avalanche, Nonlinearity, and Correlation Immunity
We establish, for the first time, an explicit and simple lower bound on the nonlinearity Nf of a Boolean function f of n variables satisfying the avalanche criterion of degree p, ...
Yuliang Zheng, Xian-Mo Zhang
ASIACRYPT
2000
Springer
14 years 2 months ago
On the Pseudorandomness of Top-Level Schemes of Block Ciphers
Block ciphers are usually based on one top-level scheme into which we plug “round functions”. To analyze security, it is important to study the intrinsic security provided by t...
Shiho Moriai, Serge Vaudenay
ASIACRYPT
2000
Springer
14 years 2 months ago
Concrete Security Characterizations of PRFs and PRPs: Reductions and Applications
Abstract. We investigate several alternate characterizations of pseudorandom functions (PRFs) and pseudorandom permutations (PRPs) in a concrete security setting. By analyzing the ...
Anand Desai, Sara K. Miner