Ajax with asp.net Web Api.

Question

Hello EveryOne.

 

I have some query for web api. I have to create a full project based on asp.net web api and ajax. But i have face a problem . How to make a web api user specific with app id and secret key.

 

for eg :- Facebook provide a  sdk and i wiil get all info. HOw to make this type .

 

Please provide any full solution.