http://correct2qlofpg4tjz5m7zh73lxtl7xrt2eqj27m6vzoyoqyw4d4pgyd.onion
The higher the entropy, the harder it is to guess the password. One way of increasing entropy is to make passwords more complicated. Another way is to make the password longer, but keeping it simple, as the following xkcd comic shows: To anyone who understands information theory and security and is in an infuriating argument with someone who does not (possibly involving mixed case), I sincerely apologize.