This is a simple web application that allows users to try and solve a series of challenges. The challenges are designed to test the user's knowledge of web security and programming. The application is written in PHP.

You can find the guidelines for contributing to this project in the CONTRIBUTING.md file.

This project is licensed under the Affero GPL v3.0 License - see the LICENSE file for details.

This project was inspired by the 0xf.at project and various other CTFs.