{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain support the security of hardware wallets?","a":"Private key management: Hardware wallets use asymmetric encryption technology, and users' private keys are generated and managed in an isolated environment. Compared with software wallets, hardware wallets can better protect private keys from being obtained  by hackers and malicious software, thereby improving the security of assets."}]}],"pr":"1e2bc2aad803ab71a92fa4ab2f26d2c20c94ced1d1cb0e369d5586621a6474e6"}