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A Note on a Convertible Undeniable Signature Scheme with Delegatable Verification
undeniable signatures universal/selective convertibility provable security
2009/9/27
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 the
verifiability of his sign...
A Note on a Convertible Undeniable Signature Scheme with Delegatable Verification
undeniable signatures universal/selective convertibility provable security
2009/9/22
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 the
verifiability of his sign...
A Secure Modified ID-based Undeniable Signature Scheme
undeniable signatures identity-based signatures convertible undeniable signature
2009/4/10
Han et al. proposed the first identity-based undeniable signature scheme at the fourth ACMconference
on electronic commerce. Zhang et al. showed two attacks (the denial attack and the forge attack) a...
The Security of the FDH Variant of Chaum's Undeniable Signature Scheme
Undeniable signature security analysis
2009/4/1
In this paper, we first introduce a new kind of adversarial
goal called forge-and-impersonate in undeniable signature schemes. Note
that forgeability does not necessarily imply impersonation ability...