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AFRICACRYPT
2010
Springer
14 years 4 months ago
Strong Cryptography from Weak Secrets
the full version of the extended abstract which appears in Africacrypt ’10 (3 – 6 may 2010, Stellenbosch, South Africa) D. Bernstein and T. Lange Eds., Springer-Verlag, LNCS 60...
Xavier Boyen, Céline Chevalier, Georg Fuchs...
EUROCRYPT
2000
Springer
14 years 2 months ago
Information-Theoretic Key Agreement: From Weak to Strong Secrecy for Free
One of the basic problems in cryptography is the generation of a common secret key between two parties, for instance in order to communicate privately. In this paper we consider in...
Ueli M. Maurer, Stefan Wolf
IPL
2006
87views more  IPL 2006»
13 years 10 months ago
Strongly secure ramp secret sharing schemes for general access structures
Ramp secret sharing (SS) schemes can be classified into strong ramp SS schemes and weak ramp SS schemes. The strong ramp SS schemes do not leak out any part of a secret explicitly...
Mitsugu Iwamoto, Hirosuke Yamamoto
STOC
2009
ACM
145views Algorithms» more  STOC 2009»
14 years 11 months ago
Non-malleable extractors and symmetric key cryptography from weak secrets
We study the question of basing symmetric key cryptography on weak secrets. In this setting, Alice and Bob share an n-bit secret W, which might not be uniformly random, but the ad...
Yevgeniy Dodis, Daniel Wichs
PKC
2009
Springer
240views Cryptology» more  PKC 2009»
14 years 11 months ago
Distributed Public-Key Cryptography from Weak Secrets
Abstract.We introduce the notion of distributed password-based publickey cryptography, where a virtual high-entropy private key is implicitly dened as a concatenation of low-entrop...
Céline Chevalier, David Pointcheval, Michel...