{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the preventive measures against collusion in the large cycles (epochs) of blockchain technology?","a":"Cryptographic algorithms: Utilize public keys and private keys for encryption and decryption to ensure the security of data transmission, preventing unauthorized third parties from  stealing or tampering with data."}]}],"pr":"c5cab6a7fee1fa39c43b4c9f748226c31df3525c7d9c36cebd0a68d9a4f20518"}