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CRYPTO
2004
Springer
14 years 21 days ago
2004
Springer
Abstract. We propose a new and efficient signature scheme that is provably secure in the plain model. The security of our scheme is based on a discrete-logarithm-based assumption p...
INFORMATICALT
2006
13 years 7 months ago
2006
One important requirement of electronic cash systems is the anonymity of customers. Unconditional anonymity is also very well suited to support criminals in blackmailing. Maitland ...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— An important issue in mobile commerce (mcommerce) is to exchange digital data between two distributed parties in an efficient and fair manner. In this paper, a lightwe...
ICICS
2007
Springer
14 years 1 months ago
2007
Springer
We propose a convertible undeniable signature scheme without random oracles. Our construction is based on the Waters signatures proposed in Eurocrypt 2005. The security of our sche...
ESORICS
1994
Springer
13 years 11 months ago
1994
Springer
Abstract. An oblivious signature with n keys (or messages) is a signature that the recipient can choose one of n keys (or messages) to get signed while the signer cannot find out o...