There is a really interesting discussion on using passphrases from stackexchange that is probably worth linking: http://security.stackexchange.com/questions/60

There is a really interesting discussion on using passphrases from stackexchange that is probably worth linking: http://security.stackexchange.com/questions/6095/xkcd-936-short-complex-password-or-long-dictionary-passphrase http://security.stackexchange.com/questions/6095/xkcd-936-sh...