The official Stormpath Java SDK by Stormpath calls the Stormpath REST API which provides developers with a user management infrastructure. Features include authentication, schema-less user data and social media login with Facebook and Google OAuth. It requires Maven 3.2.1 and JDK 7 to build.
Secret API Keys add a layer of security to APIs and who can access what functions, but a simple flaw in the common implementation in GitHub leaves many API Keys exposed to external developers. This tutorial by Moshe Shaham explains this error, as well as how to leverage it to find API keys.