This seems simple: I am trying to get my rails Active Record session to timeout after 2 minutes. So after two minutes I want my users to have to re-login. I'm just running rails server (i.e. WebBrick) on my local dev machine. I know this is something to do with the following code in config/initalizers/session_store.rb, but I don't think I have quite nailed it: CodedOn::Application.config.session_s