经历了两年多的开发，终于发布了Spring Security 2.0.0版本。在此恭喜Spring Security开发团队成员。
官方网址:Spring Security 2.0.0

此次发布版本的最大变化是简洁化的配置。并且同次还提供很新的功能如 OpenID, NTLM(NT Lan Manager) 身份验证,元数据支持，AspectJ切面支持, 增强域访问控制列表，基本RESTful的URI认证,角色基本，用户管理API等等。

下面是官方发布声明
This significant new release replaces Acegi Security as the official security module for Spring applications.
It offers substantially simplified configuration, and countless other new capabilities including OpenID,
NTLM, JSR 250 annotations, AspectJ pointcut support, domain ACL enhancements, RESTful URI authorization,
groups, hierarchical roles, user management API, database-backed "remember me", portlet authentication,
additional languages, Web Flow 2.0 support, Spring IDE visualization and auto-completion, enhanced WSS support
via Spring Web Services 1.5 and much more