How do you Configure a screensaver to lock the console screen automatically if the host is left unattended?

To configure a screensaver to lock the console screen automatically, access the screensaver settings through the Control Panel or System Preferences, depending on your operating system. Select a screensaver and set a time duration for inactivity. Enable the option to "Lock screen on resume" or similar, ensuring that the screen locks when the screensaver activates. Finally, apply the changes to ensure the settings take effect, providing security when the host is unattended.