In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
Q: 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 they know a value " x " , without conveying any information apart from the fact that they know the value " x " .
A:
A zero-knowledge proof or zero-knowledge protocol is a protocol used in cryptography .