{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the credibility issue of electronic contracts?","a":"Encryption algorithm: Blockchain technology employs asymmetric encryption algorithms to ensure that only the contracting parties and authorized third parties can decrypt and access the contract content.  This prevents unauthorized access and tampering with the contract, ensuring the security and trustworthiness of the electronic contract system."}]}],"pr":"5a0e86c591024a849ec75432ef5d3bec91285fafaed3938f5f80f43f2937922f"}