When signing on to a new app, Facebook users are often confronted with a disconcerting choice — let Facebook access information about hundreds of your closest friends without their knowledge or ...

The graph API is the primary way for Facebook apps to read and write to the Facebook social graph. Many apps use this API, but there are limitations to what it can do.

Authentication Facebook does not allow completely anonymous use of the social graph's API. In order to write data to the graph, your program will first have to request an authentication token.