What does Zero-Knowledge Proof mean?

Definitions for Zero-Knowledge Proof
ze·ro-knowl·edge proof

This dictionary definitions page includes all the possible meanings, example usage and translations of the word Zero-Knowledge Proof.

Wiktionary

  1. zero-knowledge proofnoun

    An interactive method for one party to prove to another that a (usually mathematical) statement is true, without revealing anything other than the veracity of the statement

Wikipedia

  1. Zero-knowledge proof

    In cryptography, a zero-knowledge proof or zero-knowledge protocol is a method by which one party (the prover) can prove to another party (the verifier) that a given statement is true while the prover avoids conveying any additional information apart from the fact that the statement is indeed true. The essence of zero-knowledge proofs is that it is trivial to prove that one possesses knowledge of certain information by simply revealing it; the challenge is to prove such possession without revealing the information itself or any additional information.If proving a statement requires that the prover possess some secret information, then the verifier will not be able to prove the statement to anyone else without possessing the secret information. The statement being proved must include the assertion that the prover has such knowledge, but without including or transmitting the knowledge itself in the assertion. Otherwise, the statement would not be proved in zero-knowledge because it provides the verifier with additional information about the statement by the end of the protocol. A zero-knowledge proof of knowledge is a special case when the statement consists only of the fact that the prover possesses the secret information. Interactive zero-knowledge proofs require interaction between the individual (or computer system) proving their knowledge and the individual validating the proof. A protocol implementing zero-knowledge proofs of knowledge must necessarily require interactive input from the verifier. This interactive input is usually in the form of one or more challenges such that the responses from the prover will convince the verifier if and only if the statement is true, i.e., if the prover does possess the claimed knowledge. If this were not the case, the verifier could record the execution of the protocol and replay it to convince someone else that they possess the secret information. The new party's acceptance is either justified since the replayer does possess the information (which implies that the protocol leaked information, and thus, is not proved in zero-knowledge), or the acceptance is spurious, i.e., was accepted from someone who does not actually possess the information. Some forms of non-interactive zero-knowledge proofs exist, but the validity of the proof relies on computational assumptions (typically the assumptions of an ideal cryptographic hash function).

Wikidata

  1. Zero-knowledge proof

    In cryptography, a zero-knowledge proof or zero-knowledge protocol is a method by which one party can prove to another party that a given statement is true, without conveying any additional information apart from the fact that the statement is indeed true. For cases where the ability to prove the statement requires some secret information on the part of the prover, the definition implies that the verifier will not be able to prove the statement to anyone else. Notice that the notion only applies if the statement being proven is the fact that the prover has such knowledge. This is a particular case known as zero-knowledge proof of knowledge, and it nicely illustrates the essence of the notion of zero-knowledge proofs: proving that one possesses a certain knowledge is in most cases trivial if one is allowed to simply reveal that knowledge; the challenge is proving that one has such knowledge without revealing it or without revealing anything else.

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Numerology

  1. Chaldean Numerology

    The numerical value of Zero-Knowledge Proof in Chaldean Numerology is: 3

  2. Pythagorean Numerology

    The numerical value of Zero-Knowledge Proof in Pythagorean Numerology is: 5


Translations for Zero-Knowledge Proof

From our Multilingual Translation Dictionary

  • Zero-Knowledge-BeweisGerman
  • prueba de conocimiento ceroSpanish
  • Preuve de connaissances à zéroFrench
  • prova a conoscenza zeroItalian
  • பூஜ்ஜிய அறிவு ஆதாரம்Tamil

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"Zero-Knowledge Proof." Definitions.net. STANDS4 LLC, 2024. Web. 26 Apr. 2024. <https://www.definitions.net/definition/Zero-Knowledge+Proof>.

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