Below is the URL for a VM which has been set up just for you! Please note that while this is a security puzzle, CUDN regulations still apply, moreover, any noticeable use of script-kiddy tools like port scanners, vulnerability scanners, or automated injection tools will result in your EC2 instance being shut down. You shouldn't need to use anything not available on PWF linux.
You may want to look up "Shamir's Secret Sharing Scheme"
I can haz root?