[zdw]

Ah, so don't use any of the 300,000,000 words in their dictionary - https://www.cloudcracker.com/dictionaries.html

Any simple password generator (say, Apple's Keychain, or pwgen) should be able to generate a non-dictionary key of length 12-16 characters in a few seconds that would withstand this and most similar techniques for the next few years.

[sukuriant]

Where did you get 300m words from? Reading that page, I gathered they had many billion words in their dictionary at the highest price...

[lastkarrde]

The big sticker in the top right hand corner of the main page (https://www.cloudcracker.com/css/images/sticker3.png).