Spring security with MVC

http://krams915.blogspot.com/2010/12/spring-security-mvc-integration.html

Spring security with custom UserDetailsService

http://www.codercorp.com/blog/spring/security-spring/configuring-spring-security.html

http://www.codercorp.com/blog/spring/security-spring/spring-security-login-logout-form.html

http://www.codercorp.com/blog/spring/security-spring/writing-custom-userdetailsservice-for-spring-security.html