Can you explain the process of implementing zk proofs in blockchain technology?

3 answers

• Alex BrelandApr 17, 2021 · 5 years ago
  Sure, implementing zk proofs in blockchain technology involves several steps. First, the prover generates a proof by constructing a zero-knowledge circuit that represents the desired computation. This circuit is then transformed into an arithmetic circuit, which can be evaluated using zk-SNARKs (zero-knowledge succinct non-interactive arguments of knowledge). The prover also generates a public key and a verification key. Next, the prover computes a witness for the circuit, which contains the private inputs. The witness is used to generate a commitment, which is sent to the verifier along with the proof. The verifier then checks the validity of the proof by verifying the commitment and the correctness of the computation. If the proof is valid, the verifier accepts it, ensuring that the prover possesses the necessary knowledge without revealing any private information. This process enhances the security and privacy of blockchain transactions by allowing participants to prove the validity of their transactions without revealing sensitive data.
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• Mister11Oct 25, 2021 · 5 years ago
  Implementing zk proofs in blockchain technology is a complex process that involves several steps. First, a prover constructs a zero-knowledge circuit that represents the desired computation. This circuit is then transformed into an arithmetic circuit, which can be evaluated using zk-SNARKs. The prover also generates a public key and a verification key. Next, the prover computes a witness for the circuit, which contains the private inputs. The witness is used to generate a commitment, which is sent to the verifier along with the proof. The verifier then checks the validity of the proof by verifying the commitment and the correctness of the computation. If the proof is valid, the verifier accepts it, ensuring that the prover possesses the necessary knowledge without revealing any private information. This process enhances the security and privacy of blockchain transactions by allowing participants to prove the validity of their transactions without revealing sensitive data.
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• maywayMar 18, 2025 · a year ago
  Implementing zk proofs in blockchain technology is a fascinating process that involves several steps. First, a prover constructs a zero-knowledge circuit that represents the desired computation. This circuit is then transformed into an arithmetic circuit, which can be evaluated using zk-SNARKs. The prover also generates a public key and a verification key. Next, the prover computes a witness for the circuit, which contains the private inputs. The witness is used to generate a commitment, which is sent to the verifier along with the proof. The verifier then checks the validity of the proof by verifying the commitment and the correctness of the computation. If the proof is valid, the verifier accepts it, ensuring that the prover possesses the necessary knowledge without revealing any private information. This process enhances the security and privacy of blockchain transactions by allowing participants to prove the validity of their transactions without revealing sensitive data.
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