Open the Web site, see the following page.
To view the source code and found the page there is a table and a link.
In the style of the background color to red after seeing the page as follows:
Click the index link, find the page flashed a green character, random fleeting, as if to see the flag information. Try burpsuite capture facie information Index.php page.
burpsuite port is default set.
Set the network port firefox browser. firefox browser: Options - Advanced - Network - Settings
Click OK to open burpsuite, in Proxy-Intercept- click Intercept on.
Access browser 10.1.1.219:20111/Index.php, View History, open to see detailed information about the flag.
In addition, at the beginning of the middle table to check something, find the control table-like color to white:
See table turned into a two-dimensional code.
Key after scanning two-dimensional code with the micro channel.
But this flag is a pretext. . .
Experimental Summary: The experiment is relatively simple, mainly to use burpsuite capture.