Need such a function, website A is built by itself, and manages the content of websites B, C, D (such as 163.com qq.com, etc.).
Now it is necessary to realize the content saved in website A (B , C, D) The username and password of the website, automatically log in to the website,
instead of manually entering the username and password every time.
is somewhat similar to "Yi Xiaoer" "How to implement the function of this content distribution platform?