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Probabilistically Checkable Arguments for All NP
A probabilistically checkable argument ( \(\textsf{PCA}\)... -
Which Languages Have 4-Round Fully Black-Box Zero-Knowledge Arguments from One-Way Functions?
We prove that if a language \(\mathcal{L}\) has a... -
Characterizing Deterministic-Prover Zero Knowledge
Randomness is typically thought to be essential for zero knowledge protocols. Following this intuition, Goldreich and Oren (Journal of Cryptology 94)... -
Zero Knowledge Contingent Payments for Trained Neural Networks
Nowadays, neural networks have been widely used in many machine learning tasks. In practice, one might not have enough expertise to fine-tune a... -
More Efficient Amortization of Exact Zero-Knowledge Proofs for LWE
We propose a practical zero-knowledge proof system for proving knowledge of short solutions... -
BooLigero: Improved Sublinear Zero Knowledge Proofs for Boolean Circuits
We provide a modified version of the Ligero sublinear zero knowledge proof system for arithmetic circuits provided by Ames et al. (CCS ’17). Our... -
Shorter Non-interactive Zero-Knowledge Arguments and ZAPs for Algebraic Languages
We put forth a new framework for building pairing-based non-interactive zero-knowledge (... -
Zero-Knowledge Proofs for Committed Symmetric Boolean Functions
Zero-knowledge proofs (ZKP) are a fundamental notion in modern cryptography and an essential building block for countless privacy-preserving... -
A Black-Box Approach to Post-Quantum Zero-Knowledge in Constant Rounds
In a recent seminal work, Bitansky and Shmueli (STOC ’20) gave the first construction of a constant round zero-knowledge argument for... -
Super-Perfect Zero-Knowledge Proofs
We initiate a study of super-perfect zero-knowledge proof systems. Loosely speaking, these are proof systems for which the interaction can be... -
Secure Computation with Shared EPR Pairs (Or: How to Teleport in Zero-Knowledge)
Can a sender non-interactively transmit one of two strings to a receiver without knowing which string was received? Does there exist... -
Public-Coin Statistical Zero-Knowledge Batch Verification Against Malicious Verifiers
Suppose that a problem \(\varPi \)... -
Zero-Knowledge Proofs for Set Membership: Efficient, Succinct, Modular
We consider the problem of proving in zero knowledge that an element of a public set satisfies a given property without disclosing the element, i.e.,... -
Fully Succinct Batch Arguments for \(\textsf{NP}\) from Indistinguishability Obfuscation
Non-interactive batch arguments for \(\textsf{NP} \)... -
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Faster Sounder Succinct Arguments and \(\textsf{IOP}\) s
Succinct arguments allow a prover to convince a verifier that a given statement is true, using an extremely short proof. A major bottleneck that has... -
Verifiably-Extractable OWFs and Their Applications to Subversion Zero-Knowledge
An extractable one-way function (EOWF), introduced by Canetti and Dakdouk (ICALP 2008) and generalized by Bitansky et al. (SIAM Journal on Computing... -
Compact Zero-Knowledge Proofs for Threshold ECDSA with Trustless Setup
Threshold ECDSA signatures provide a higher level of security to a crypto wallet since it requires more than t parties out of n parties to sign a... -
Shorter Lattice-Based Zero-Knowledge Proofs for the Correctness of a Shuffle
In an electronic voting procedure, mixing networks are used to ensure anonymity of the casted votes. Each node of the network re-encrypts the input...