What happens if I don’t have the Authentication key to restore lost 2FA? ICONOMI - Gregor K. April 23, 2018 14:45 Updated Follow If you did not save the sixteen-character authentication key, we must reset your 2FA. Please contact us, as you will need to go through our ID verification process. Related articles What happens if I lose/change my device/phone? How do I enable 2FA? How do I disable 2FA for my account? Levels of verification and tier limits How do I verify my account to Tier 2? Comments 0 comments Article is closed for comments.