iPhones and iPads have excellent security, and features such as Touch ID and Face ID help ensure that your data is protected. But for most people, Touch ID and Face ID are just convenient layers on top of a six-digit passcode. While six digits may seem secure, because there are one million possibilities for such a passcode, there are ways to crack passcodes. And if someone gets access to your passcode, the damages can be severe.
If someone can get your passcode, none of the other advanced security features on your iPhone, or in iOS, can protect you; the dominoes that secure your life will fall very quickly. Here’s what can happen, and why you should change your passcode to something more secure (I’ll explain how below).
Read the rest of the article on The Mac Security Blog.