Besides "traditional" authentication methods like X.509 Certificates or SAML 2.0 OAuth 2.0 provides further security capabilities to control the access to Gateway services.
We have created an OAuth 2.0 WIKI providing you information what it's about, when to use it, how to set it up and how to develop it.
Here's the link: OAuth 2.0 - Constrained Authorization and Single Sign-On for OData Services - Security and Identity ...
