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NDSS
2002
IEEE
15 years 11 months ago
PAMINA: A Certificate Based Privilege Management System
In this paper we present PAMINA (Privilege Administration and Management INfrAstructure), a privilege management system using authorization certificates. Our system supports distr...
Zoltán Nochta, Peter Ebinger, Sebastian Abe...
ACSAC
2003
IEEE
16 years 1 days ago
Modelling Contexts in the Or-BAC Model
As computer infrastructures become more complex, security models must provide means to handle more flexible and dynamic requirements. In the Organization Based Access Control (Or...
Frédéric Cuppens, Alexandre Mi&egrav...
ICS
2010
Tsinghua U.
16 years 4 months ago
Cryptography by Cellular Automata or How Fast Can Complexity Emerge in Nature?
Computation in the physical world is restricted by the following spatial locality constraint: In a single unit of time, information can only travel a bounded distance in space. A ...
Benny Applebaum, Yuval Ishai, Eyal Kushilevitz
220
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CVPR
2009
IEEE
17 years 1 months ago
Stereo Matching with Nonparametric Smoothness Priors in Feature Space
We propose a novel formulation of stereo matching that considers each pixel as a feature vector. Under this view, matching two or more images can be cast as matching point clouds i...
Brandon M. Smith, Hailin Jin, Li Zhang
AAAI
2008
15 years 9 months ago
Dynamic Distributed Constraint Reasoning
What local action can agents take, without the benefit of global knowledge, to produce the best global solution? Many dynamic distributed systems can be modeled using techniques f...
Robert N. Lass, Evan Sultanik, William C. Regli