{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the security of blockchain ensured?","a":"Cryptographic encryption: Data in blockchain utilizes  cryptographic encryption technologies such as SHA-256 algorithms to encrypt and validate the information. Only participants with the correct keys can access and modify the data within the blockchain."}]}],"pr":"48a537fcf532fa79744c00aaa7c10086aabaff8b7ca8bf5214ddb0591f966daf"}