Better realistic email validation. Switched to spring-security expression based configuration to allow the use of the JSP taglib. Added c3p0 logging configuration to use logback. Added session configuration to sprint-security. Properly showing the logged in pricipal instead of hard coded username. Simplified /home.jsp. Proper labels for login and registration page. Added session configuration to context configuration (web.xml). Added spring-security taglib to dependencies (pom.xml).