{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does distributed storage in blockchain ensure data security?","a":"Cryptographic protection: Data  in blockchain is encrypted for storage, and only users with the correct keys can access and modify the data. Cryptographic algorithms ensure the confidentiality of data and prevent unauthorized access."}]}],"pr":"3ffa662db50d546729576a63d4ae8b138b92ec81f5e6ca2f69d3724c218f6fa3"}