270 search results - page 10 / 54 » Practical forward secure group signature schemes |
169
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INFORMATICALT
2000
15 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...
203
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ASIACRYPT
2004
Springer
15 years 9 months ago
2004
Springer
Group signature schemes are cryptographic systems that provide revocable anonymity for signers. We propose a group signature scheme with constant-size public key and signature leng...
150
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EUROPKI
2006
Springer
15 years 9 months ago
2006
Springer
Ring signature is a group-oriented signature in which the signer can spontaneously form a group and generate a signature such that the verifier is convinced the signature was gener...
162
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ICCSA
2005
Springer
15 years 11 months ago
2005
Springer
In resent years, Popescu proposed several group signature schemes based on the Okamoto-Shiraishi assumption in [8–11], and claimed his schemes are secure. However, this paper dem...
161
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CTRSA
2007
Springer
16 years 5 days ago
2007
Springer
In 1999, two signature schemes based on the flexible RSA problem (a.k.a. strong RSA problem) were independently introduced: the Gennaro-Halevi-Rabin (GHR) signature scheme and the...