2187 search results - page 220 / 438 » Providing Security Services in a Resource Discovery System |
176
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USS
2010
15 years 4 months ago
2010
Reverse Turing tests, or CAPTCHAs, have become an ubiquitous defense used to protect open Web resources from being exploited at scale. An effective CAPTCHA resists existing mechan...
180
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DBSEC
2006
15 years 8 months ago
2006
We propose a notarized federated identity management model that supports efficient user authentication when providers are unknown to each other. Our model introduces a notary servi...
234
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CONEXT
2009
ACM
15 years 7 months ago
2009
ACM
Building on the popularity of online social networks (OSNs) such as Facebook, social content-sharing applications allow users to form communities around shared interests. Millions...
169
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CCGRID
2008
IEEE
16 years 1 months ago
2008
IEEE
—Large scale production grids are a major case for autonomic computing. Following the classical definition of Kephart, an autonomic computing system should optimize its own beha...
171
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RTAS
1999
IEEE
15 years 11 months ago
1999
IEEE
We present a QoS management framework that enables us to quantitatively measure QoS, and to analytically plan and allocate resources. In this model, end users' quality prefer...