SSO Active Directory and Check Access Persmission

Question

I have just configured my Web Application with SSO Active Directory. Which Provides Search feature accessing documents from various sources using indexing.

 

After re-indexing i have PERSON in my index which provides ID ! UserID ! Domain.

 

For each document i would like to check Access Level and based on Access Level i would like to display Red Lock or Green Lock for each document on each user profile.

 

Can please some one guide how can i verify each documents Access using Active Directory or Windows Authentication and  display Locks for each User Search.

 

Thanks