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173
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PST
2004
15 years 8 months ago
2004
This paper presents the first mediated hierarchical identity-based encryption and signature schemes. Both schemes are designed to support information access control in hierarchical...
162
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DL
1999
Springer
15 years 10 months ago
1999
Springer
In this paper, we describe DIAMS, an agent-based information management tool. Keywords Intelligent agents, information access, collaborative system.
190
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IICS
2010
Springer
15 years 10 months ago
2010
Springer
Abstract: The article presents a model of the structural properties of virtual communities and the information they can access. It argues that a large part of the information – a...
180
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
The rising popularity of Web 2.0, such as blogs, forums, online calendars/diaries, etc., makes users more interested in keeping their data on the Web. Sharing of such data could m...
175
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
Wireless broadcast is an efficient way for information dissemination due to its good scalability [10]. Existing works typically assume mobile devices, such as cell phones and PDAs...