Hi, I got this link from a thread at wilders.
I checked my routers wireless network password(not the actual one but a very similar one) as to how long it might take an attacker to break it by brute force.Only about 139 billion years.
Plenty of good reading here.
http://www.hammerofgod.com/passwordcheck.aspxMay be of interest to someone, at least it will give you an idea of how strong your passwords are.