This file is locked. The string below is not the password. It's the password, encoded. Decode it, type what it says, and you're in. That's the whole test before the test.

How to crack it: This code is older than computers, older than the lightbulb. People sent it across oceans with beeps. Paste it into your AI and ask what it says.

UNLOCK ▸

Coach: the access code and password for every phase are in your CODES.txt. Keep that file (and the rubrics) away from your operative. Everything else, let them find.