Authy - Updating app on a mobile device

Updating Your Cell Phone Number for Authy (Two-Factor Authentication)

If the cell phone previously linked to Authy has been removed, follow these steps to register a new number:

1. Log in with your email and password at https://sdrm.nastfsecurityregistry.org.

2. When prompted for Two-Factor Setup, enter your new cell phone number and click Submit.

3. Close and reopen the Authy app on your phone.

4. Select NASTF at the bottom of the screen.

5. Enter the 7-digit Authy code shown (without spaces) and click Submit.

            Note: Do not include spaces when entering the Authy token. They are for readability only.

If you have any further questions, please contact the NASTF support team at support.nastf.org. NASTF Support Center hours of operation are Monday through Friday, 9AM to 6PM Eastern Standard Time.