I've been through this a couple times now, and I've managed to lock myself out twice. So, now I'm trying to follow instructions carefully.
create an unprivileged user
root@third:~# useradd fred
root@third:~# passwd fred
Retype new password:
passwd: password updated successfully
root@third:~# usermod -aG sudo fred
root@third:~# groups fred
I thought the point here was that I was to log out as root and back in as fred. I get nothing that way:
Connection to 126.96.36.199 closed.
$ ssh email@example.com
firstname.lastname@example.org: Permission denied (publickey).
After the useradd, I go in, and there's nothing in home. That doesn't make sense to me.
Oh, and by the way: sudo su is still around in far too many HOWTOs. You do not need su at all, uninstall it. Use sudo -i if you insist on getting an interactive root shell. Use sudo -e somefile to edit a file as root.
Okay, copy that.
root@third:/# which su
Is that as easy as
Thanks for your explanations and advice.
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