422 search results - page 81 / 85 » Risk management for distributed authorization |
210
Voted
OOPSLA
2004
Springer
16 years 25 days ago
2004
Springer
As improvements in processor speed continue to outpace improvements in cache and memory speed, poor locality increasingly degrades performance. Because copying garbage collectors ...
210
Voted
SPW
2004
Springer
16 years 24 days ago
2004
Springer
Abstract Fabio Massacci1 and Nicola Zannone1 Department of Information and Communication Technology University of Trento - Italy {massacci,zannone} at dit.unitn.it The last years h...
216
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VLDB
2004
ACM
16 years 24 days ago
2004
ACM
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
244
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SASN
2003
ACM
16 years 21 days ago
2003
ACM
In this paper we address the problem of secure multicast of data streams over a multihop wireless ad hoc network. We propose a dynamic multicast group management protocol that aim...
208
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WPES
2003
ACM
16 years 21 days ago
2003
ACM
We present a model and protocol for anonymous credentials. Rather than using deterrents to ensure non-transferability, our model uses secure hardware with biometric authentication...