Using $_POST to obtain the username and password is not safe and it can also be viewed using Firebug in Firefox
You are right, there will be great security risks if you obtain it directly. However, this course is an introductory course for pure beginners. It is complicated and easy for novices to get confused. You can check out other security courses. course
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
You are right, there will be great security risks if you obtain it directly. However, this course is an introductory course for pure beginners. It is complicated and easy for novices to get confused. You can check out other security courses. course