[PDF] Top 20 On the Impossibility of Virtual Black-Box Obfuscation in Idealized Models
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On the Impossibility of Virtual Black-Box Obfuscation in Idealized Models
... In this section we prove the completeness and soundness of the construction of Section 3.2.1. Size of S. In the analysis below, we will assume w.l.o.g. that the set of labels S has superpolyno- mial size |S| = n ω(1) . ... See full document
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More on the Impossibility of Virtual-Black-Box Obfuscation with Auxiliary Input
... A main step towards understanding which programs can or cannot be VBB obfuscated was made by Goldwasser and Kalai [GK05], who gave evidence that circuits that compute pseudo-entropic functions cannot be obfuscated under ... See full document
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Virtual Black-Box Obfuscation for All Circuits via Generic Graded Encoding
... the black-box security ...to idealized models such as the random oracle model, the generic group model, and the generic graded encoding ...In idealized models, the obfuscated ... See full document
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Impossibility of VBB Obfuscation with Ideal Constant-Degree Graded Encodings
... weaker idealized models such as the generic group model or idealized groups with bilinear maps suffice for obtaining VBB obfuscation for polynomial-size ...positive obfuscation results ... See full document
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Contention in Cryptoland: Obfuscation, Leakage and UCE
... of obfuscation began with VBBO (Virtual Black Box Obfuscation) [37, 4], which asks that for any PT adversary A given the obfuscated circuit, there is a PT simulator S given an oracle ... See full document
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A Unified Approach to Idealized Model Separations via Indistinguishability Obfuscation
... distinguishability obfuscation as well as other obfuscation ...differing-inputs obfuscation [1, 9]; however, Garg et ...indistinguishability obfuscation exists, Bitansky et ...that ... See full document
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Cryptographic Agents: Towards a Unified Theory of Computing on Encrypted Data
... our impossibility follows the broad outline of the impossibility of general virtual black box (VBB) obfuscation demonstrated by Barak et ...the impossibility of VBB ... See full document
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Black-Box Obfuscation for d-CNFs
... the impossibility of general- purpose black-box obfuscators ...the virtual black box model. This impossibility result was extended in ...general-purpose ... See full document
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The Impossibility of Obfuscation with a Universal Simulator
... program obfuscation—a method that transforms a program (say, described as a Boolean circuit) into a form that is executable, but otherwise completely unintelligible—has been a longstanding research direction in ... See full document
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Obfuscation-based Non-black-box Simulation and Four Message Concurrent Zero Knowledge for NP
... Program obfuscation. After the strong impossibility results of [BGI + 01], research in program obfusca- tion proceeded in two main ...constructing obfuscation for specific functionalities such as ... See full document
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Black Box Delay Fault Models for Non-scan Sequential Circuits
... Functional delay test sequences can be produced using functional delay fault models described in [2], [3], [4], [5], [6], [7]. In this case, test generation usually targets a specific fault model to ensure that ... See full document
20
Hybrid model for Location Privacy in Wireless Ad Hoc Networks for Mobile Applications
... on obfuscation techniques, which permits to achieve, and quantitatively estimate through a metric, different degrees of location privacy for mobile applications is ... See full document
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On Non-Black-Box Simulation and the Impossibility of Approximate Obfuscation
... Acknowledgements. We thank Ran Canetti for many enlightening discussions and com- ments. We thank Vipul Goyal for interesting discussions on constructing robust unobfuscat- able functions. We also thank Vipul for ... See full document
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Accessible integration of agriculture, groundwater, and economic models using the Open Modeling Interface (OpenMI): methodology and initial results
... On this impetus, there has been increasing interest in mul- tidisciplinary integrated modeling, from informal collabora- tions between researchers within and across institutions (Go- mann et al., 2005; Ahrends et al., ... See full document
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Black box
... experiences. Black Box provokes these questions by acting as a warning of the public’s increasing desensitization to violence due to the exposure of visual and aural media and presenting the media’s ... See full document
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The Models Exploring the “Black Box” between HRM and Organizational Performance
... the black box. You must be able to throw back the cover of that box and reveal a plausible process of value creation from HRM to firm ...‘black box“ between HRM and firm performance“ is ... See full document
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Highly Perturbed Operational Test Configurations at the WSMR Fast Burst Reactor
... To estimate the neutron spectrum inside the graphite box, a model of the box was combined with the full model of the reactor in the exposure cell. The calculated spectrum was folded with the desired ... See full document
9
Feature models in virtual product development
... The development of new products requires the use of modern tools for design, which make the evasion of errors and the reduction of the number of iterations possible even in the early phases of development. In the concept ... See full document
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p272-karande.pdf
... of virtual node compression, in which an undirected clique is trans- formed into a ...by virtual node compression; they gave an algorithm that finds, for any graph with Ω(n 2 ) ... See full document
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The Role of Virtual Networks in a Virtual Enterprise
... The distribution layer sits between the access and core layers and helps differentiate the core from the rest of the network. The purpose of this layer is to provide boundary definition by using access lists and other ... See full document
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