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» An efficient undeniable group-oriented signature scheme
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ISPEC
2010
Springer
14 years 21 days ago
An Efficient Convertible Undeniable Signature Scheme with Delegatable Verification
Abstract. Undeniable signatures, introduced by Chaum and van Antwerpen, require a verifier to interact with the signer to verify a signature, and hence allow the signer to control ...
Jacob C. N. Schuldt, Kanta Matsuura
ASIACRYPT
2006
Springer
14 years 2 months ago
New Approach for Selectively Convertible Undeniable Signature Schemes
In this paper, we propose a new approach for constructing selectively convertible undeniable signature schemes, and present two efficient schemes based on RSA. Our approach allows ...
Kaoru Kurosawa, Tsuyoshi Takagi
AMC
2005
124views more  AMC 2005»
13 years 10 months ago
An efficient undeniable group-oriented signature scheme
Three main methods with favorable security and efficiency can be considered in the design of cryptosystems. These methods are integer factorization systems (of which RSA is the be...
Tzer-Shyong Chen, Jen-Yan Huang, Tzer-Long Chen
CRYPTO
1998
Springer
106views Cryptology» more  CRYPTO 1998»
14 years 3 months ago
New Efficient and Secure Protocols for Verifiable Signature Sharing and Other Applications
Verifiable Signature Sharing (VS ) enables the recipient of a digital signature, who is not necessarily the original signer, to share such signature among n proxies so that a subse...
Dario Catalano, Rosario Gennaro
ACNS
2004
Springer
133views Cryptology» more  ACNS 2004»
14 years 2 months ago
Limited Verifier Signature from Bilinear Pairings
Motivated by the conflict between authenticity and privacy in the digital signature, the notion of limited verifier signature was introduced [1]. The signature can be verified by a...
Xiaofeng Chen, Fangguo Zhang, Kwangjo Kim