{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why does blockchain use elliptic curve cryptography?","a":"Efficiency: The computing speed  of elliptic curve encryption and decryption processes is relatively fast, which is crucial for blockchain systems. In a blockchain network, there are a large number of transactions and thus, efficient cryptography is essential to maintain the performance of the system."}]}],"pr":"a9e879fb80ad857908523d194c391b1880b184991c02cf4097652614ee7b9db5"}