Spring Security 4.1.0 正式版发布了。该版本修复了 100+ RC1 和 60+ RC2中出现的问题，该版本值得关注的内容：
Simplified UserDetailsService Java Configuration
Simplified AuthenticationProvider Java Configuration
Configurable Content Negotiating LogoutSuccessHandler(s) via LogoutConfigurer
Configurable InvalidSessionStrategy via SessionManagementConfigurer
Ability to add a Filter at a specific location in the chain using HttpSecurity.addFilterAt
下载地址：https://github.com/spring-projects/spring-security/archive/4.1.0.RELEASE.tar.gz
来自:开源中国社区
