頭有點大

原題鏈接

分析

You don't have permission to access / on this server.

Please make sure you have installed .net framework 9.9!

Make sure you are in the region of England and browsing this site with Internet Explorer

修改http 請求頭
具體的要去百度一下
對應的三個點是.NET版本，語言/地區，瀏覽器標識

使用TamperData攔截并修改請求：

• .net 9.9 -> User-Agent 添加;.NET CLR 9.9
• England -> Accept-Language 修改為 en-gb
• IE -> 修改User-Agent

我的最終payload

User-Agent: IE;.NET CLR 9.9
Accept-Language: en-gb


The key is:HTTpH34der

flag

HTTpH34der

知識點

http請求頭