Besides shedding light on our overwhelming sloppiness, data from recent security breaches at websites like Adobe and LinkedIn reveal some quirky patterns in how we choose our online passwords.

On the internet, the most popular colour is blue, at least when it comes to passwords. If you are wondering why, it is largely because so many popular websites and services (Facebook, Twitter and Google to name but three) use the colour in their logo. That has a subtle impact on the choices people make when signing up and picking a word or phrase to form a supposedly super-secret password.