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EUROSYS
2010
ACM
15 years 11 months ago
Policy-based access control for weakly consistent replication
Combining access control with weakly consistent replication presents a challenge if the resulting system is to support eventual consistency. If authorization policy can be tempora...
Ted Wobber, Thomas L. Rodeheffer, Douglas B. Terry
ESCIENCE
2006
IEEE
16 years 14 days ago
Building Simple, Easy-to-Use Grids with Styx Grid Services and SSH
Grid systems have a reputation for being difficult to build and use. We describe how the ease of use of the Styx Grid Services (SGS) software can be combined with the security and...
J. D. Blower, K. Haines
IH
2005
Springer
15 years 12 months ago
Censorship Resistance Revisited
Abstract. “Censorship resistant” systems attempt to prevent censors from imposing a particular distribution of content across a system. In this paper, we introduce a variation ...
Ginger Perng, Michael K. Reiter, Chenxi Wang
CSREASAM
2006
15 years 7 months ago
Reinforcing Access Control Using Fuzzy Relation Equations
Current computer security systems are based on the premise that once a user presents valid credentials to the authentication system (e.g. valid ID and password), they are granted ...
Ali Berrached, André de Korvin
SAC
2006
ACM
16 years 10 days ago
The impact of sample reduction on PCA-based feature extraction for supervised learning
“The curse of dimensionality” is pertinent to many learning algorithms, and it denotes the drastic raise of computational complexity and classification error in high dimension...
Mykola Pechenizkiy, Seppo Puuronen, Alexey Tsymbal