The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a <frame> or <iframe>. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.
https://developer.mozilla.org/en/the_x- ... nse_header
mediawiki is now using it:
https://bugzilla.wikimedia.org/show_bug.cgi?id=26561
http://lists.wikimedia.org/pipermail/me ... 00093.html
Browser compatibility
Browser Lowest version
Internet Explorer 8.0
Firefox (Gecko) 3.6.9 (1.9.2.9)
Opera 10.50
Safari 4.0
Chrome 4.1.249.1042



