Ah, so don't use any of the 300,000,000 words in their dictionary - <a href="https://www.cloudcracker.com/dictionaries.html" rel="nofollow">https://www.cloudcracker.com/dictionaries.html</a><p>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.