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EUC
2008
Springer
14 years 11 months ago
2008
Springer
Abstract. Signcryption is a cryptographic primitive that aims at providing confidentiality and authentication simultaneously. Recently in May 2008, a scheme for identity based thre...
CRYPTO
2004
Springer
15 years 2 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...
CTRSA
2004
Springer
15 years 2 months ago
2004
Springer
Abstract. In this paper, we give a first example of identity based undeniable signature using pairings over elliptic curves. We extend to the identity based setting the security m...
CRYPTO
2012
Springer
12 years 12 months ago
2012
Springer
We give the first proof of security for an identity-based encryption scheme in the quantum random oracle model. This is the first proof of security for any scheme in this model ...
EUROCRYPT
2006
Springer
15 years 1 months ago
2006
Springer
We present an Identity Based Encryption (IBE) system that is fully secure in the standard model and has several advantages over previous such systems