unsupported compression method 99 - garuda 99 slot
$800.00
Puzzle. Unzipping the given zip file with unzip challenge.zip gives us puzzle.jpg. There are some interesting strings in it. So, there must be embedded files in the image. Let's use binwalk to extract those files. We can see that there is flag.txt in flag.zip. But we can't unzip because zip says "unsupported compression method 99".