Is it possible to get a username? records of a person who connected to a web application over a local area network (Java)?

Question

Java

On the server there is a web application through which all PCs on the local network can connect to this application by entering some IP / "web application" in the browser, the program is packed so that the username is taken from the PC where the application is located in this case with the command Is it possible to get the login of that who connects to the web application?

System.getenv("USERNAME");

Answer 1

The login of the one who connected to the web application can be obtained if there is a mechanism for obtaining the login of the one who connected to the web application. You, as the developer of this app, need to know your app's device better than anyone. If you are not the developer of this application, please refer to the application documentation or to the application developer.