By default, the hardened appliances allow you to use the console to log in directly as root. As a security best practice, you can disable direct logins after you create an administrative account for nonrepudiation and test it for wheel access by using the su - root command.
- Complete the steps in the topic called Create a Local Administrative Account for Secure Shell.
- Verify that you have tested accessing the system as an administrator before you disable direct root logins.
- Log in as root and navigate to the /etc/securetty file.
You can access this file from the command prompt.
- Replace the