Contact us

For questions, suggestions or bug reports, write to support@2fauth.online. We reply within a few business days.

What to include

For a bug report, tell us the page, your browser and device, and what you expected to happen. Please do never send us a real secret key or a verification code for a live account.

Security issues

If you believe you found a vulnerability, email us with the details and steps to reproduce it. See also the security overview.