{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do you fix and prevent vulnerabilities in smart contracts during blockchain account interactions?","a":"use secure communication protocols: employ secure communication protocols such as SSL/TLS to encrypt data transmitted between the smart contract  and the client. This prevents eavesdropping and man-in-the-middle attacks."}]}],"pr":"da6fac492a1567e5863e8cd59a0a2d9db63a01adef0040afe90a3cbf14392dbd"}