RestTemplate with Basic Authentication in Spring 3 – focuses on Maven, using HttpClient 4 and Basic Authentication.
How to Secure a REST API with Spring Security 3 – the XML Configuration, the web.xml, the HTTP status codes for authentication, etc.
Building a REST Service with Spring and Java based Configuration, HTTP response codes, REST payloads and marshalling, testing.
Exception Handling for a REST API – illustrate the new Spring 3.2 recommended approach as well as earlier solutions .
How to set up Digest Authentication for the Spring RestTemplate using HttpClient 4.
Set up a HttpSessionListener to track the number of active sessions in a web application.
Versioning a REST API – version identifier in the URI or version media types?