https://developer.mozilla.org/ja/docs/Web/HTTP/X-Frame-Options
X-Frame-Options
【外部リンク】
https://tools.ietf.org/html/rfc7034
RFC 7034 X-Frame-Options October 2013
x-frame-options 回避
x-frame-options 設定
x-frame-options allow-from
x-frame-options 許可
x-frame-options apache
x-frame-options 確認方法
x-frame-options htaccess
x-frame-options allow-from 複数
x-frame-options meta
x-frame-options iframe
X-Frame-Options: deny
X-Frame-Options: sameorigin
X-Frame-Options: allow-from https://example.com/
X-Frame-Options: allow-from https://twitter.com/
X-Frame-Options: allow-from https://platform.twitter.com/
<meta http-equiv="X-Frame-Options" content="deny">
<meta http-equiv="X-FRAME-OPTIONS" content="SAMEORIGIN" />
<meta http-equiv="X-FRAME-OPTIONS" content="allow-from https://twitter.com/" />
<meta http-equiv="X-Frame-Options: allow-from https://twitter.com/" />
<meta http-equiv="X-Frame-Options allow-from https://twitter.com/" />
<meta http-equiv="X-Frame-Options allow-from https://platform.twitter.com/" />
<meta http-equiv="X-Frame-Options: allow-from https://twitter.com/" />
<meta http-equiv="X-Frame-Options: allow-from https://platform.twitter.com/" />
<meta http-equiv="X-FRAME-OPTIONS" content="allow-from https://twitter.com/" />
<meta http-equiv="X-FRAME-OPTIONS" content="allow-from https://platform.twitter.com/" />
Header always set X-Frame-Options "sameorigin"
Header set X-Frame-Options "allow-from https://twitter.com/"
Header set X-Frame-Options "allow-from https://platform.twitter.com/"