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EUROCRYPT
1997
Springer
13 years 11 months ago
A New Public-Key Cryptosystem
This paper describes a new public-key cryptosystem where the ciphertext is obtained by multiplying the public-keys indexed by the message bits and the cleartext is recovered by fac...
David Naccache, Jacques Stern
AMC
2005
138views more  AMC 2005»
13 years 7 months ago
Practical convertible authenticated encryption schemes using self-certified public keys
A convertible authenticated encryption scheme allows a designated receiver to recover and verify a message simultaneously, during which the recipient can prove the dishonesty of t...
Jiqiang Lv, Xinmei Wang, Kwangjo Kim
CSFW
2008
IEEE
14 years 1 months ago
Joint State Theorems for Public-Key Encryption and Digital Signature Functionalities with Local Computation
Composition theorems in simulation-based approaches allow to build complex protocols from sub-protocols in a modular way. However, as first pointed out and studied by Canetti and ...
Ralf Küsters, Max Tuengerthal
PROVSEC
2010
Springer
13 years 5 months ago
Efficient Confirmer Signatures from the "Signature of a Commitment" Paradigm
Generic constructions of designated confirmer signatures follow one of the following two strategies; either produce a digital signature on the message to be signed, then encrypt th...
Laila El Aimani