PHP local file inclusion(LFI)exploit-vulnerability warning-the black bar safety net

This study main references are: http://downloads.ackack.net/LocalFileInclusion.pdf Experimental code: If you are on linux, be submitted directly to: test. php? for=/etc/passwd%0 0 to display the file. ? php include$GET'for'.‘. php’;//for testing local include vulnerability ?& gt; If it is on win,...