I have a login system, where it's linked to an android app. Users of the app can register and log to access to the content app....
So, i need to do some modifications :
1- in the server part i need that my system has a panel admin, where admin can create users or validate users easly...
2- I need that users can't log in more then session in a time, i mean, login must be onse at a time ....
Php,
Mysql ,
Android,
Php Website building........