User Account plugin ?

[eluser]pdxbenjamin[/eluser]
yes, like a user account system... I have a pretty simple site and until now it's just been me posting stuff. I'd like to be able to register users and allow logins. Set cookies for persistence and have a level of security for attacks and security for different levels of users.
I've been playing around with ...
http://davidbehler.de/download/auth.html

But I can't seem to get this tutorial working, but it seem to have everything I want...