Oy vey oy vey magicaltux
If the hash is stolen you dont need to brute the forum, just offline. You already have the hash
As for information on cryptology
http://www.hackfaq.org/cryptology/md5.shtml
Yay... youd be suprised
Most likely people will not succeed fast enough, my concern isnt getting into the forum, its the fact that through the forum the hash can be taken, then cracked to get my GRAAL password (since i like many users have the same password for both).