137 search results - page 5 / 28 » Group-Centric Models for Secure and Agile Information Sharin... |
119
Voted
ICITS
2009
14 years 9 months ago
2009
In a multisecret sharing scheme, several secret values are distributed among a set of n users, and each secret may have a different associated access structure. We consider here un...
119
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ICONFERENCE
2012
13 years 7 months ago
2012
As Facebook has become global, users from different cultural and socio-political contexts have joined the site. We present a case study investigating how both current and historic...
105
Voted
CSCW
2006
ACM
15 years 5 months ago
2006
ACM
This paper presents a grounded theory of information sharing behavior of the users of a personal learning space. A personal learning space is an environment consisted of weblog, e...
124
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STOC
2000
ACM
15 years 3 months ago
2000
ACM
We first study the problem of doing Verifiable Secret Sharing (VSS) information theoretically secure for a general access structure. We do it in the model where private channels b...
109
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DBSEC
2011
14 years 3 months ago
2011
Online social networks (OSNs) have experienced tremendous growth in recent years and become a de facto portal for hundreds of millions of Internet users. These OSNs offer attractiv...