The most commonly used passwords continue to be horribly insecure, and thus easy for would-be attackers to guess. The study is a reminder of the sad state of people’s password choices, as well as organizations’ failure to ensure that users are only allowed to pick relatively complex passwords. The short and simple security advice from many, many security experts is to write down different passwords for every site you use, so long as you can physically secure that list. Password management software can also be synchronized between your desktop, laptop and mobile devices.”]
Source: https://www.cuinfosecurity.com/blogs/123456-password-fail-p-2041