There are multiple blog that shows how to use seperate login for yii2 application but in this article i will show you how to use a single login screen for all your YII2 Advanced, YII2 Basic, Application, It will also work when your domain on diffrent server or the same server.
In this wiki I will show how could forcing login for all pages and users must be logged in to access almost all of the site’s content.
In this wiki I will show how to Disallowing login for Inactive users. Only Active users can logging and access their account. You can set privacy for your yii web apps users.
In this wiki I will show how to Disallowing login from multi places. User can login or access their account at time, only single place.
login links will be
The Yii Framework is very powerful and it provides a lot of functionality right from the pre-built webapp. One of the nice things that is already established for you as a developer is the Login authentication. While the default configuration simply sets it up to run against an array of hard coded usernames and passwords, the [Yii Blog Tutorial](http://www.yiiframework.com/doc/blog/1.1/en/prototype...
For some applications it can be advantageous for administration reasons to allow site administrators to login as other users. This is sometimes called user impersonation or "becoming that user".
You have to extend the widget class and configure it for user login widget