CRYPTO
13 years 11 months ago
2004 Springer 
In the bare public-key model (BPK in short), each verifier is assumed to have deposited a public key in a file that is accessible by all users at all times. In this model, intro...
CRYPTO
13 years 11 months ago
2004 Springer 
We construct two efficient Identity Based Encryption (IBE) systems that are selective identity secure without the random oracle model. Selective identity secure IBE is a slightly w...
CRYPTO
13 years 11 months ago
2004 Springer
We propose the first distributed discrete-log key generation (DLKG) protocol from scratch which is adaptively-secure in the non-erasure model, and at the same time completely avoi...
CRYPTO
13 years 11 months ago
2004 Springer 
Abstract. We consider the central cryptographic task of secure twoparty computation, where two parties wish to compute some function of their private inputs (each receiving possibl...
CRYPTO
13 years 11 months 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...
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Cryptology