Challenges are not particularly malicious or dangerous, but they are vulnerable by design (that's the game!). Containers isolate them, but it's up to you to play safely.

We're archiving more challenges and appreciate issue reports and suggestions. Just be mindful that running the CTF is tough and has priority. General archive FAQ

If you ran a cool CTF and want to give a shot at archiving your challenges, ping us at team@oooverflow.io