Https-: Ranoz.gg File Qfuhzzxf

<form method="GET" action="download.php"> <input type="text" name="file" placeholder="File name"> <input type="submit" value="Download"> </form> The parameter is file . Testing with some basic values:

$ 7z x secret_payload Result: secret.txt $ cat secret.txt Congratulations! You've found the hidden flag: https- ranoz.gg file QfUhZZXf

$ pngcheck -v QfUhZZXf Output (truncated for brevity): &lt;form method="GET" action="download

PNG file: QfUhZZXf (640x480) Chunk tEXt (keyword=Comment, text=...) Chunk iTXt (keyword=secret, compression=deflate, text=...) The iTXt chunk named contains a compressed blob. Extract it with exiftool : form method="GET" action="download.php"&gt