790 search results - page 31 / 158 » Hierarchical Group Signatures |
130
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ICALP
2005
Springer
15 years 11 months ago
2005
Springer
We present a new primitive—Append-only Signatures (AOS)—with the property that any party given an AOS signature Sig[M1] on message M1 can compute Sig[M1 M2] for any message M2...
144
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ESANN
2007
15 years 7 months ago
2007
Independent Variable Group Analysis (IVGA) is a method for grouping dependent variables together while keeping mutually independent or weakly dependent variables in separate group...
164
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EUROCRYPT
2004
Springer
15 years 10 months ago
2004
Springer
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...
179
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TCSV
2010
15 years 28 days ago
2010
This paper presents a novel approach for automatic recognition of group activities for video surveillance applications. We propose to use a group representative to handle the recog...
157
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ISPEC
2005
Springer
15 years 11 months ago
2005
Springer
Abstract. A ring signature scheme can be viewed as a group signature scheme with no anonymity revocation and with simple group setup. A linkable ring signature (LRS) scheme additio...