You clicked Register and expected a form. Cute.
This is a Capture The Flag. The registration desk is the first challenge.
GATE 1 / 3 — ACCESS CODE REQUIRED.
Supply the access code and the portal moves you along.
[portal] handshake ok [portal] stage=1 auth=code_required [portal] hint: the page you are standing on is already telling you the answer. [portal] hint: browsers ship a tool for this. Ctrl + U.
Rules of this portal: no brute force, no guessing games — everything you need is
already in front of you. Every gate is solvable in under two minutes if you think like an attacker.