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84
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ACISP
2005
Springer
15 years 3 months ago
Group Signature Where Group Manager, Members and Open Authority Are Identity-Based
We present the first group signature scheme with provable security and signature size O(λ) bits where the group manager, the group members, and the Open Authority (OA) are all id...
Victor K. Wei, Tsz Hon Yuen, Fangguo Zhang
56
Voted
CCS
2008
ACM
14 years 11 months ago
Towards automated proofs for asymmetric encryption schemes in the random oracle model
Judicaël Courant, Marion Daubignard, Cristian...
96
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CTRSA
2007
Springer
98views Cryptology» more  CTRSA 2007»
14 years 11 months ago
Identity-Based Multi-signatures from RSA
Abstract. Multi-signatures allow multiple signers to jointly authenticate a message using a single compact signature. Many applications however require the public keys of the signe...
Mihir Bellare, Gregory Neven
CTRSA
2005
Springer
154views Cryptology» more  CTRSA 2005»
15 years 3 months ago
Fast and Proven Secure Blind Identity-Based Signcryption from Pairings
We present the first blind identity-based signcryption (BIBSC). We formulate its security model and define the security notions of blindness and parallel one-more unforgeability ...
Tsz Hon Yuen, Victor K. Wei
CTRSA
2004
Springer
120views Cryptology» more  CTRSA 2004»
15 years 2 months ago
Identity Based Undeniable Signatures
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...
Benoît Libert, Jean-Jacques Quisquater