{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the secure execution of smart contracts?","a":"Encryption Algorithm: Smart contracts are based on the principles of cryptography, using encryption algorithms (such as public keys and private keys) to encrypt and decrypt contracts and transactions. This ensures the confidentiality and security of the contract  content and transaction data, preventing unauthorized access and tampering."}]}],"pr":"b560d50cebe676ac8e0abe44a9cfa798bca28302349603cc835d8200f92c6e4c"}