922 search results - page 91 / 185 » Attribute based data sharing with attribute revocation |
113
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EDBT
2009
ACM
15 years 3 months ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
128
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CODES
2005
IEEE
15 years 5 months ago
2005
IEEE
The growing number of information security breaches in electronic and computing systems calls for new design paradigms that consider security as a primary design objective. This i...
188
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SIGMOD
2008
ACM
16 years 21 hour ago
2008
ACM
To deal with data uncertainty, existing probabilistic database systems augment tuples with attribute-level or tuple-level probability values, which are loaded into the database al...
121
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CIKM
2009
Springer
15 years 6 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
VLDB
2001
ACM
15 years 4 months ago
2001
ACM
We propose an novel method of computing and storing DataCubes. Our idea is to use Bayesian Networks, which can generate approximate counts for any query combination of attribute v...