Authorization

Permissible actions

In this last lesson, we tackle authorization: deciding if an action is permissible. The action we really care about is joining a Channel. The rules for this are simple. We want only two players to join a Channel on any given topic-subtopic and also want those two players to have different screen names.

Authentication resources

In Islands, we don’t need authentication—determining if users are who they say they are. If your application needs authentication, there are resources out there to help. Check out the documentation for Phoenix.Token if ...