You might have heard about the concept of "strong password" from your computer science teacher, and maybe you have even implemented it in your own password management application. But do you really understand what it means?

Let's take a look at the real world to see how it works. We all need to have a way to secure our personal information and prevent other people from getting into our accounts. It's easy to see how the concept of "strong password" is very important, so let's start with the basics.

The first and most important thing we need to say about "strong password" is that it is not just a concept, but a real tool that can help you secure your personal information online.