Skip to content

Can't Login to a Public CTF

Are Public Registrations Enabled?

CTF admins will need to make sure that public registrations are enabled before you will be able to login to a Public CTF event. Please see the section titled How to Setup a Public CTF Competition for further information.

Are you signing up using the unique public CTF URL?

Make sure to use the URL provided by your CTF admin to register for the Public CTF event. Please see the article titled Public CTF Environment for instructions on this process.

Browser Troubleshooting

Browsers are often the cause of issues when logging in. We have detailed some preliminary steps that resolve most browser issues in our article titled Can't Login to Cyber Range Exercise Area Account.

Have a Question? Contact Support


  • Students: Please reach out to your CTF Admin or Instructor who can submit a ticket to our Support Team on your behalf.

  • Instructors: You can either email us at or submit a ticket with our Support Team.

If you experience any issues starting or viewing Cloud CTF in your web browser, please see the article titled Can't Launch Cloud CTF for helpful tips on resolving the matter.

We're here to help you. If you still have questions after reviewing the information above, please feel free to submit a ticket with our Support Team and we'll get back to you as soon as possible.