![]() We recommend you also set up another form of 2-factor authentication such as the Google Authenticatoror AuthyAuthenticator App so you have more than one method of 2-factor authentication. Delete your backup codes: To delete and automatically inactivate your backup codes, click Delete. ![]() Create a new set of backup codes and inactivate old ones: To create new codes, click Refresh. now I have to remember that they are rotated, but I seriously. From here you can: Get backup codes: To add backup codes, click Get backup codes. Before I printed out my Gmail backup codes, I rotated the codes by 2 digits to help obscure them (i.e. Then select export accounts from the menu. Google Authenticator and other 2fa providers use a hash generated by SHA-1 to generate the 2fa codes which is the standard for HOTP (RFC4226) and TOTP. ![]() Once you have used 8 to 9 backup codes get more backup codes at before using the last one. Open the Google Authenticator app on your phone and select the 3 little dots as pointed out in the picture below. Cross out the backup code you used since it can’t be used ever again.Ĥ. Enter one of your 10 backup codes and click “Next”.ģ. Sometimes, when I log in to Google, it asks me to print out some backup codes for the two step verification process. When logging into an NMU service such as MyNMU after entering in your userID and password you will be prompted to enter a code for 2-step verification and a checkbox to “Remember this computer for 30 days” if this is a personal device you feel you trust will stay secure and you don’t want to be prompted for the 2-step authentication each time you access the service.Ģ. Using Backup Codes for 2 factor Authenticationġ. An email message summarizing the 2-factor authentication will be sent to your NMU email account. You can also print the backup codes on paper by clicking on the Print codes button too. Click on the Download codes button at the bottom to download the backup codes in a text file format. Record or print the 10 backup codes and keep them with you. On the next page, click on the Get backup codes button. Click the “Setup Codes" button under “Backup Codes”.Ĥ. Click on the “Security” tab and then the “Display TFA” button under “2-Step Verification”.ģ. Then, you must ensure that the recovery codes to the password manager (e.g., 1Password Recovery Kit) are secure, for example, by printing them out and storing. On a computer or other device, go to, click “Manage Account” and login with your NMU ID and password.Ģ. If you use a 2FA solution to streamline team access to shared accounts, you should use a password manager that will allow you to store the 2FA backup codes as notes or file attachments. Setting up Backup Codes for 2 factor authenticationġ. ![]()
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