How to authenticate to Active Directory using iOS app

Question

I am trying to create and iOS app that takes a users credentials and verifies it with the AD server. Is there some built in library in xCode to do that, or is it third party?

Answer 1

So what I have been able to find out is that i need to use PHP to do this. By creating a php file on the server, i can use built in ldap protocol to take a user name and password to the ldap server for verification. The query should then return true or false. As soon as i get this working ill post my code