The goal was simple: . To the average person, they are just bits of data that keep you logged into a website. To Ziad, they were digital skeletons keys. If you have the cookie, you don't need the password. You don't need the Two-Factor Authentication code. You simply become the user. He clicked "Run." The "Fastest Checker" began its work.

But as the "Fastest Checker" reached its peak speed, a new window popped up. It wasn't part of the tutorial. It was a single line of red text:

He reached for the power cable, but the screen stayed bright. In the reflection of the monitor, he saw the truth: in the world of "simple cracking," the easiest target is always the one holding the mouse.

Tools marketed as "Facebook Checkers" or "Account Crackers" are almost always malware designed to steal the data of the person using them. Using session cookies to bypass security is a serious violation of privacy laws and platform terms of service.