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ACISP
2005
Springer
13 years 11 months ago
2005
Springer
A blind signature scheme is a protocol for obtaining a digital signature from a signer, but the signer can neither learn the messages he/she sign nor the signatures the recipients ...
INFORMATICALT
2000
13 years 5 months ago
2000
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
SCN
2010
Springer
13 years 4 months ago
2010
Springer
Abstract. This paper shows some efficient and provably-secure convertible undeniable signature schemes (with both selective conversion and all conversion), in the standard model an...
IJNSEC
2011
13 years 21 days ago
2011
In this paper, we reinvestigate the security analysis of blind signature scheme over braid groups proposed by Verma in 2008. A blind signature scheme is a cryptographic primitive ...
INDOCRYPT
2004
Springer
13 years 11 months ago
2004
Springer
A ring signature scheme is a group signature scheme with no group manager to setup a group or revoke a signer. A linkable ring signature, introduced by Liu, et al. [20], additional...