impossibility result
The Distribution of Model Averaging Estimators and an Impossibility Result Regarding Its Estimation
... tation should not be taken as implying that the estimator is obtained by evaluating an estimated cdf at the argument t, or that it is constrained to lie between zero and one. For simplicity, we give the ...
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Capital Structure and Signalling - An Impossibility Result
... separating perfect Bayesian equilibrium (PBE) exists. Before proving a non-positive result, at first, a short justification for our analysis is given. For that purpose the assumptions of three pioneered works are ...
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On the impossibility of fair risk allocation
... a result of slightly increasing the weight of all the divisions) to be the only allocation which satisfies those ...related impossibility result by Buch and Dorfleitner ...
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Impossibility of Black-Box Simulation Against Leakage Attacks
... above impossibility result through non-black-box simulation, remember that in order to answer properly to the leakage queries of our adversarial verifier, a simulator either must simulate the execution of ...
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When are Fuzzy Extractors Possible?
... third impossibility result (Theorem ...The result rules out secure sketches for a family of distributions with entropy rate up to µ = ...showing impossibility for higher entropy rates raises ...
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The Impossibility of Obfuscation with a Universal Simulator
... same impossibility result (with essentially the same proof as in [GK05]) can be obtained assuming the existence of witness encryption, without any extractability ...
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Impossibility Results for Static Input Secure Computation
... the impossibility result to general functionalities the challenge lies in realizing a form of bit OT but without the use of adaptive inputs for honest ...
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Impossibility Results for Indifferentiability with Resets
... the impossibility result from [15] that no single-pass domain extenders (processing the message only once) can be reset-indifferentiable from a random ...this impossibility result is that the ...
13
PP 2017 01: Graph Aggregation
... the result; in particular, it is easy to verify that the richness conditions in the definitions of contagiousness and implicativeness can still be ...the result of the aggregation rule, ...the ...
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On the Impossibility of Virtual Black-Box Obfuscation in Idealized Models
... strong impossibility result, however, did not stop the researchers from exploring the possibility of VBB obfuscation for special classes of functions, and positive results for special cases were presented ...
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On the Impossibility of Tight Cryptographic Reductions
... our impossibility results in one way or ...our impossibility result because they do not have unique signatures or no efficient re-randomization algorithm is ...our impossibility results are ...
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Simulation-Based Secure Functional Encryption in the Random Oracle Model
... The optimality and the soundness of our results. It is easy to see that SIM-Security in the standard model but for schemes with procedures of running-time dependent on the number of queries is impossible as well. ...
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Physical Unclonable Functions in Cryptographic Protocols: Security Proofs and Impossibility Results
... Our impossibility results even apply if we assume a very strong randomness and unpredictability of the PUF, ...one impossibility result and two new constructions (without proof) that can withstand ...
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IND-CCA-secure Key Encapsulation Mechanism in the Quantum Random Oracle Model, Revisited
... an impossibility result for FO transformations and modular FO transformations, which shows that a typical measurement-based reduction in the QROM from breaking standard OW- CPA (or IND-CPA) security of the ...
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Two Impossibility Results for Measures of Corroboration
... two impossibility results. Broadly speaking, I demonstrate the impossibility of any probabilistic mea- sure of corroboration that is based on both the testability and the predictive success of the ...
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On Non-Black-Box Simulation and the Impossibility of Approximate Obfuscation
... 1. Introduction. Zero-knowledge (ZK) protocols [31] are a cornerstone of modern cryptography; they can express all NP computations [30], and are essential to almost any form of secure computation. The ZK guarantee of a ...
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The impossibility of separating age, period and cohort effects
... the result of cohort succession (where new cohorts are different to those that came before) rather than period ...the result of new cohorts with a different attitude replacing older ...
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Frustration of contract due to abnormal increase of price in Malaysia legal perspective
... caused impossibility of performance without the default of the parties to the contract, discharged them from further ...that result the contract become physically impossible by performance or it becomes ...
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The impossibility of finitism: from SSK to ESK?
... decides the outcome of the patent case is not the result of balancing of arguments, the “weighing” of “weightless quantities”, but is “a consequence of the balance of power”, i.e., as a matter of which decision ...
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On the Impossibility of Probabilistic Proofs in Relativized Worlds
... We prove that, for several oracles of cryptographic interest, non-trivial PCPs for relativized com- putations do not exist — this holds both for deterministic computations ( DTIME ) and [r] ...
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