Hacker use a method of hacking that runs every possible combination, what is this method/software called?

Brute-forcing, cracking.

Or maybe are you at with regards to rainbow dining tables for you to destroy any hashed key

You can obtain your brute forcer from someplace including http://treyno.com/ (under downloads)

and

you can find out about rainbow dining tables http://en.wikipedia.org/wiki/Rainbow_table <- here

It’s referred to as any brute drive episode.It can even be your dictionary attack if the password may be a expression.

Your concern is not really particular.
If you’re with reference to stopping any password, it really is referred to as your brute power harm.