209 search results - page 11 / 42 » Secure Hash-and-Sign Signatures Without the Random Oracle |
IJNSEC
2008
13 years 7 months ago
2008
The notion of strong designated verifier signature was put forth by Jakobsson, Sako and Impagliazzo in 1996, but the formal definition was defined recently by Saeednia, Kremer and...
ASIACRYPT
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. At Eurocrypt 2005, Waters presented an identity based encryption (IBE) protocol which is secure in the full model without random oracle. In this paper, we extend Waters&#...
CISC
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. In this paper, we propose a signcryption scheme which provides all the following properties at the same time. (1) forward security: the private key of a sender does not h...
DCC
2010
IEEE
13 years 7 months ago
2010
IEEE
In 2003, Boneh, Gentry, Lynn and Shacham (BGLS) devised the first provably-secure aggregate signature scheme. Their scheme uses bilinear pairings and their security proof is in the...
WEWORC
2007
13 years 8 months ago
2007
Abstract. Courtois, Finiasz and Sendrier proposed in 2001 a practical code-based signature scheme. We give a rigorous security analysis of a modified version of this scheme in the...