{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve the security of traditional financial systems?","a":"Immutable data: Blockchain adopts encryption technology to ensure that the data in each block cannot be tampered with. Once data is recorded on the blockchain, it cannot be changed, which helps prevent fraud and tampering with  financial data."}]}],"pr":"9f3add2d375fa1e98509f688cf412f32f0f40e1d6935f7caea09993e6b9ed2f0"}