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» A New RSA-Based Signature Scheme
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CTRSA
2010
Springer
232views Cryptology» more  CTRSA 2010»
14 years 5 months ago
On Extended Sanitizable Signature Schemes
Sanitizable signature schemes allow a semi-trusted entity to modify some specific portions of a signed message while keeping a valid signature of the original off-line signer. In...
Sébastien Canard, Amandine Jambert
PKC
2007
Springer
129views Cryptology» more  PKC 2007»
14 years 5 months ago
Two-Tier Signatures, Strongly Unforgeable Signatures, and Fiat-Shamir Without Random Oracles
We provide a positive result about the Fiat-Shamir (FS) transform in the standard model, showing how to use it to convert threemove identification protocols into two-tier signatur...
Mihir Bellare, Sarah Shoup
ESORICS
2005
Springer
14 years 4 months ago
Sanitizable Signatures
We introduce the notion of sanitizable signatures that offer many attractive security features for certain current and emerging applications. A sanitizable signature allows author...
Giuseppe Ateniese, Daniel H. Chou, Breno de Medeir...
IJNSEC
2008
113views more  IJNSEC 2008»
13 years 11 months ago
Multi-Designated Verifiers Signatures Revisited
Multi-Designated Verifier Signatures (MDVS) are privacy-oriented signatures that can only be verified by a set of users specified by the signer. We propose two new generic constru...
Sherman S. M. Chow
ASIACRYPT
2004
Springer
14 years 4 months ago
Generic Homomorphic Undeniable Signatures
We introduce a new computational problem related to the interpolation of group homomorphisms which generalizes many famous cryptographic problems including discrete logarithm, Di...
Jean Monnerat, Serge Vaudenay