뒤로가기 방지

response.setHeader("Cache-control","no-cache");
response.setHeader("Pragma","no-cache");
response.setDateHeader("Expires",0);


<META http-equiv="Cache-Control" content="no-cache"/>
<META http-equiv="Expires" content="0"/>
<META http-equiv="Pragma" content="no-cache"/>

http://blog.naver.com/akswnsjd1/60038364745