There are 150+ tickets resolved with the Spring Security 3.2 release. Below are the highlights of the new features found in Spring Security 3.2.
Optional Spring MVC Integration
Authentication.getPrincipal() with Section 31.2, “@AuthenticationPrincipal”
Extended ability to resolve method parameter names to assist with Method based security
@Param tag
Additional RequestMatcher implementations
OrRequestMatcher - allows passing in multiple RequestMatcher instances into the contructor. If a single one returns true, then the result is true.
AndRequestMatcher - allows passing in multiple RequestMatcher instances into the contructor. If a all of them return true, then the result is true.
NegatedRequestMatcher - allows padding in a RequestMatcher instance. If the result of the delegate is false, the result is true.
DebugFilter now outputs request headers
Documentation