But it is the same of the domain of my login. I hide the name since it contains the name of my company. I think I am following correctly the guide but I can't figure out why I can access the resource at the last step. I hit 200 and I receive back the link to access Skype for Business.įinally (and this is where things go wrong) I send a POST request towards the applications link with the Bearer token, and I receive a 403 Forbidden. Step 5: I use the access token towards the same AutodiscoverService link of step 1.

If I send this http request I get redirected to the page where it asks my personal login and by inserting my credentials I succesfully login and hit 404, where in the answer I receive back my access token. Step 3: I use that link to authorize my app, which has its own client_Id (that I hide in the following screenshot). In the header of the answer it points me to the Identity Provider to ask for authorization (authorization_uri) So I send an http request to and I get a 401 Unauthorized (everything still correct). net console application to do this but in order to explain you properly the problem I am having I will show you directly the http calls through Insomnia (software used to make http calls). Everything goes fine till the last part but let's do step by step. I am following this guide ( ) in order to access Skype for Business.

Skype for business enter credentials