CTF Challenge: Hidden Code Generator

This is a Capture The Flag (CTF) challenge that tests participants' ability to discover a hidden API endpoint.

Challenge Description

Participants are presented with a terminal-like interface where they need to enter an access code. The correct code will reveal a flag. The twist is that valid codes can only be generated through a hidden DELETE endpoint that participants need to discover.

Flag

The flag is: CTF{h1dd3n_d3l3t3_3ndp01nt_f0und}

Deployment

This application is deployed on Render.com using:

• Node.js web service
• PostgreSQL database
• Environment variables for configuration

Solution Hint

Look at the network requests and consider what HTTP methods might be available beyond the obvious ones.# Web_Exp_CTF