text: <%@ page language="java" contentType="text/html; charset=UTF-8"
      pageEncoding="UTF-8"%>
  <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
  <%@ taglib uri="http://www.springframework.org/security/tags" prefix="sec" %>
  <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  <html>
  <head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <title>Home Page</title>
  </head>
  <body>
  <h3>Home Page</h3>
  
  	<p>
        Hello <b><c:out value="${pageContext.request.remoteUser}"/></b><br>
        Roles: <b><sec:authentication property="principal.authorities" /></b>
      </p>
      
      <form action="logout" method="post">
        <input type="submit" value="Logout" />
        <input type="hidden" name="${_csrf.parameterName}" value="${_csrf.token}"/>
      </form>
  </body>
  </html>