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Zero-Knowledge Proof Systems for QMA [PDF]

open access: yesSIAM Journal on Computing, 2016
Prior work has established that all problems in NP admit classical zero-knowledge proof systems, and under reasonable hardness assumptions for quantum computations, these proof systems can be made secure against quantum attacks. We prove a result representing a further quantum generalization of this fact, which is that every problem in the complexity ...
Anne Broadbent   +3 more
openaire   +4 more sources

Zero-Knowledge Sets With Short Proofs [PDF]

open access: yesIEEE Transactions on Information Theory, 2011
Zero knowledge sets (ZKS), introduced by Micali, Rabin, and Kilian in 2003, allow a prover to commit to a secret set S in a way such that it can later prove, non interactively, statements of the form x ∈ S (or x ∉ S), without revealing any further information (on top of what explicitly revealed by the inclusion/exclusion statements above) on S, not ...
Catalano, Dario   +3 more
openaire   +3 more sources

Proofs, Arguments, and Zero-Knowledge

open access: yesFoundations and Trends® in Privacy and Security, 2022
Interactive proofs (IPs) and arguments are cryptographic protocols that enable an untrusted prover to provide a guarantee that it performed a requested computation correctly. Introduced in the 1980s, IPs and arguments represented a major conceptual expansion of what constitutes a “proof” that a statement is true.
openaire   +1 more source

Veritas Gateway: A Framework for Zero-Knowledge Proofs on Database Queries with a Model Context Protocol Interface [PDF]

open access: yesJournal of Universal Computer Science
Veritas Gateway is a zero-knowledge verification layer that acts as an intermediary between AI agents and diverse data stores through the Model Context Protocol (MCP).
Ziyi Xu
doaj   +3 more sources

The 5 W’s of Zero-Knowledge Proof Development [PDF]

open access: yesJournal of Universal Computer Science
In the rapidly evolving realm of blockchain technology, the pursuit of enhanced privacy, security, and scalability has propelled the exploration of cryptographic innovations.
Nadia van Niekerk   +2 more
doaj   +3 more sources

Computational soundness of symbolic zero-knowledge proofs [PDF]

open access: yes, 2009
The abstraction of cryptographic operations by term algebras, called Dolev-Yao models, is essential in almost all tool-supported methods for proving security protocols.
Michael Backes, Dominique Unruh
core   +2 more sources

Doubly adaptive zero-knowledge proofs

open access: yes, 2023
In [TCC 2009 and JoC 2011] Lindell and Zarosim defined adaptive-corruption zero knowledge giving to the environment the power to perform post-execution corruption only.
Botta V., Visconti I.
core   +1 more source

Zero-Knowledge Proofs for Puzzles [PDF]

open access: yes, 2016
This thesis will demonstrate zero-knowledge proofs for the puzzle games Kakuro and Rush- Hour. For Kakuro we will provide a classic zero-knowledge proof similar to the zero- knowledge proof for Sudoku.
Ripsom-Gardiner, Hunter
core   +1 more source

A Note on Constant-Round Zero-Knowledge Proofs of Knowledge [PDF]

open access: yes, 2012
In this note, we show the existence of \emph{constant-round} computational zero-knowledge \emph{proofs of knowledge} for all $\NP$. The existence of constant-round zero-knowledge proofs was proven by Goldreich and Kahan (Journal of Cryptology, 1996), and
Yehuda Lindell
core   +1 more source

Zero Knowledge Proofs and Applications to Financial Regulation

open access: yes, 2019
We consider zero-knowledge proofs, a class of cryptographic protocols by which an agent (a Prover) can prove to another agent (a Verifier) that a statement is true without revealing any additional information.
Gowravaram, Nihal R.
core   +4 more sources

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