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CTFd

CTFd

#Knowledge Base#Miscellaneous

A library of string validators and sanitizers.

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CTFd: A User-Friendly Capture The Flag Framework

CTFd is a Capture The Flag framework designed with a strong emphasis on ease of use and the ability to customize.

It allows users to create challenges, categories, hints, and flags with ease

It enables users to easily create challenges, categories, hints, and flags through the Admin Interface.

Features Overview: Dynamic Scoring and More

It supports dynamic scoring, unlockable challenges, a challenge plugin architecture, static and regex-based flags, custom flag plugins, unlockable hints, file uploads, challenge attempt limits, automatic brute force protection, individual and team competitions, a scoreboard with automatic tie resolution, score graphs, Markdown content management, SMTP and Mailgun email support, team management, and much more.