Payment method security reminder

1. Operational security

- **Permission control**: Ensure that only authorized personnel can operate

- **Operation confirmation**: Important operations require secondary confirmation

- **Operation log**: All operations have detailed log records

- **Exception handling**: Exceptions are handled in a timely manner


2. Data security

- **Sensitive information**: Sensitive information such as API keys need to be encrypted

- **Data backup**: Important data is backed up regularly

- **Access control**: Limit data access rights

- **Transmission security**: Ensure data transmission security


3. System security

- **Regular updates**: Update system patches in a timely manner

- **Security scan**: Perform security vulnerability scans regularly

- **Monitoring alarm**: Set up security monitoring and alarms

- **Emergency plan**: Develop a security emergency plan