{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, how can the security of the private key for the derived address be ensured?","a":"Use a secure random number generator: When generating a private key, ensure the  use of a reliable random number generator to avoid duplicates or predictability. A secure random number generator can ensure that the private key has sufficient security."}]}],"pr":"0d43ef366058dbcd09555c9ab48a1d822674ce4eb6df4ab7ed4652a9a0dac56e"}