Our smartphones carry a lot of personal information. All of your text messages, emails, notes, apps, app data, music, pictures, and so much more are all on there. While it’s a very great convenience to have all of these on your phone, it’s also a major security risk if all of this data is easily accessible. The best way to prevent simple unauthorized access is by setting some sort of lock on your phone. Two popular choices, especially on Android phones, are passwords and pattern locks. However, which one is the most secure to use? In order to answer that, we’ll have to use our brains and some math.