100 search results - page 6 / 20 » Universal Designated-Verifier Signatures |
101
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IJACT
2008
14 years 9 months ago
2008
: Fair exchange protocols allow both or neither of two parties to obtain the other's items, and this property is essential in e-commerce. In this paper, we construct an optimi...
IJNSEC
2008
14 years 9 months ago
2008
In a nominative proxy signature scheme, an original singer delegates his signing power to a proxy signer, who generates a nominative signature on behalf of the original signer. In...
114
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ISW
1999
Springer
15 years 2 months ago
1999
Springer
Abstract. Group signature schemes allow a group member to anonymously sign on group’s behalf. Moreover, in case of anonymity misuse, a group authority can recover the issuer of a...
CRYPTO
2006
Springer
15 years 1 months ago
2006
Springer
We build concurrently executable blind signatures schemes in the common reference string model, based on general complexity assumptions, and with optimal round complexity. Namely, ...
ISPEC
2005
Springer
15 years 3 months ago
2005
Springer
A (t, n) threshold proxy signature scheme enables an original signer to delegate the signature authority to a proxy group of n member such that t or more than t proxy signers can ...