What is http authentication?
In some websites, http authentication is required while you trying to access it.
A username and password is required to access the page. In android webview, the httpauthrequest not implemented by default. We need add additional support codes to support that function to invoke a popup login dialogue with text and password input support
How to implement it in android Webview?
You can implement it in webview’s webviewclient method. I have already implemented httpauthrequest in the Advanced Plus Webview source code, the full source code is available here to downnload
Source code : Download Android Webview httpauthrequest Source Code Template
Demo App : https://play.google.com/store/apps/details?id=zidsworld.com.advancedplus