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OAuth with Doorkeeper
Doorkeeper makes it easy to create an OAuth 2 provider. This episode also shows how to setup OmniAuth as an OAuth client and use the oauth2 gem to communicate with an API.
(19 minutes)
Securing an API
There are many approaches to locking down an API. Here I start off with HTTP Basic authentication then move on to generating a unique token which can be passed through a URL parameter or HTTP header.
(7 minutes)
RABL
RABL - Ruby API Builder Language - provides a DSL for generating JSON or XML responses in a Ruby application. Learn how to share and configure complex JSON data in this episode.
(8 minutes)