题目提示想想初始页面是哪个
于是尝试访问index.php,但是又重定向到1.php页面,接着用浏览器抓包看看
于是在index.php的重定向页面的响应头中看到flag
HTTP/1.1 302 Found
Date: Tue, 24 Nov 2020 09:20:49 GMT
Server: Apache/2.4.38 (Debian)
X-Powered-By: PHP/7.2.21
FLAG: flag{very_baby_web}
Location: 1.php
Content-Length: 17
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8