title: Get Facebook access token from Social.framework(iOS6)
body: <p>I need to retrieve Facebook access token of my system account, which I set in Settings application.</p>
  
  <p>I know that Social.framework(iOS6) knows all my FB account information &amp; I can perform API calls to Graph API using SLRequest class, like in this post <a href="http://blogs.captechconsulting.com/blog/eric-stroh/ios-6-tutorial-integrating-facebook-your-applications" rel="noreferrer">http://blogs.captechconsulting.com/blog/eric-stroh/ios-6-tutorial-integrating-facebook-your-applications</a></p>
  
  <p>But, my question is - how can I retrieve my Facebook system account's access token?</p>
  
  <p>I found solution for Twitter <a href="https://dev.twitter.com/docs/ios/using-reverse-auth" rel="noreferrer">https://dev.twitter.com/docs/ios/using-reverse-auth</a> , but could you help me with Facebook</p>