WP 2 Step Facebook Authentication is a lightweight stable plugin that provides an extra security layer of facebook authentication to WordPress account.
It comes with minimal configuration and works with the latest version of WordPress and Facebook SDK.
On providing valid Facebook credentials, it pull basic informantion like profile image, name and email id.
On clicking ‘Yes this is me’, it compares the Wordpress user email id with Facebook email id. If it is matched successfully, it redirects to admin. Else it gives same error message.
It shows the default Wordpress login screen.
On clicking Facebook login button, it shows the login pop from Facebook.
As a 2nd step of Facebook authentication it shows Facebook login button.
Configuration of Facebook app id and app secret key along with role.