We’ve talked a few times about password strength and the need for a powerful password, but wanted to take a little time to talk about what you’re up against. When considering a password, it’s not so much about picking a subject matter that only you would know. While this can help you remember your password, it is far more important to choose a complicated string of letters (uppercase and lowercase), numbers, and symbols. The reason being is that you’re not up against a person who is simply trying to “guess” your password. Instead, they (or an automated “bot” they’ve written), use a sophisticated set of tools and tricks to break the code. The longer and more complicated your password is, the harder it is for these techniques to work effectively.
Here’s a link to a fascinating article that outlines these techniques in great detail:
Also, below are a few examples of strong passwords: