HTTP/1.1 302 Found Server: nginx Date: Thu, 14 Nov 2019 04:47:28 GMT Content-Type: text/html;charset=UTF-8 Content-Length: 0 Connection: keep-alive Keep-Alive: timeout=20 X-Frame-Options: SAMEORIGIN Frame-Options: SAMEORIGIN Set-Cookie: JSESSIONID=5E28EEC9AC725AD86747303F3E0CA1C5; Path=/ Location: http://gradschool.ustc.edu.cn/ylb/material/xw/gzzd/4.pdf Strict-Transport-Security: max-age=2592000 Content-Security-Policy: upgrade-insecure-requests