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Zero-knowledge proofs are an interactive method for one party to prove to another that a statement is true, without revealing anything other than the veracity of the statement.

2 votes
2 answers
560 views

How to compare two field elements in Arithmetic Circuit?

Given two field elements as input of Arithmetic Circuit (consists of adding gates and multiplicating gates only), how could I output the bigger one? Or, how to place the gates in order to distinguish …
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2 votes
1 answer
106 views

What security problem would cause if I reuse a NIZK proof?

Some statements are expensive to prove. If I need to make a proof for such kind of statement repeatedly (generate new proof $\pi$ for each new verifier), I think it might be a waste of time (as well a …
Yiyi's user avatar
  • 45