http://www.shiyanbar.com/ctf/7
这里没有key：
你说没有就没有啊，俺为啥要听你的啊
解题链接： http://ctf5.shiyanbar.com:8080/4/index.html
解析：
这里就直接打开链接，右击一下查看网页源代码：
<html>
<head>
<title>大家好</title>
<meta http-equiv="Content-Type" content="text/html; charset=Utf-8" />
<!-- Start: injected by Adguard -->
<script src="//local.adguard.com/adguard-ajax-api/injections/userscripts/Adguard Assistant?ts=63637539059970" type="text/javascript"></script>
<script src="//local.adguard.com/adguard-ajax-api/injections/userscripts/Adguard Popup Blocker?ts=63637539059970" type="text/javascript"></script>
<script src="//local.adguard.com/adguard-ajax-api/injections/content-script.js?ts=63637538880823&domain=ctf5.shiyanbar.com:8080&css=1&js=1&generic=1&stealth=1&ref=0" type="text/javascript"></script>
<!-- End: injected by Adguard -->
</head>
<body>
<br>
<br>
<center>
<script>
alert("这里没有key");
</script>
</center>
</body>
</html>
<!-- #@~^TgAAAA=='[6*liLa6++p'aXvfiLaa6i[[avWi[[a*p[[6*!I'[6cp'aXvXILa6fp[:6+Wp[:XvWi[[6+XivRIAAA==^#~@ -->
好了看到了，根据提示那就是最后一句话有用，http://www.dheart.net/decode/index.php
看这就是网页js/asp之类的编码，解得<!-- Encode@decode -->
根据感觉试试得到flag：Encode@decode
