{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve data security and privacy protection?","a":"Encryption technology: Blockchain uses strong encryption algorithms (such as SHA-256) to protect the confidentiality of data. Before storing data on the blockchain, it is encrypted to ensure that only authorized users can access it. This prevents unauthorized access and maintains the privacy of  the data."}]}],"pr":"4b459d0d3e9391693d197048468bcccba1076d9b0276a8ef2f9faf3944600286"}