On Windows 8 I don't have the option on a PC I am dealing with to auto login.
In netplwiz I don't have the checkbox, as screenshotted:
Windows 8 is fairly smart, if you do not have the option - then you are most likely on a
Otherwise you are in the right spot, and since the image does not show the necessary checkbox - my bet is you are on a
Take a look at Microsoft's page on that.
An untested workaround
I am not about to test this on my work domain nor would I suggest this, but for the intel piece, do the following as an admin.
Again, this is untested. I take no responsibility for you breaking your computer messing around in the registry or angering an IT manager for having an auto-logon setup.
I would discourage it since you really shouldn't need to logout and in that often and it isn't too hard to type out a password for those occasions. That being said, if you try it and it does/doesn't work - please report back for future peoples.
Domain, if need:
I always use AutoLogon from Sysinternals.
With this way that data are encrypted.