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Implementing and using 2FA login

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Judi Levy
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At a glance: Use two-factor authentication (2FA) to add an extra layer of security to the login process. Login credentials for account users are supplemented by Google Authenticator or SMS verification.

Highlights

  • 2FA is an optional feature activated by an admin user.
  • Options are Google Authenticator and SMS verification.
  • Activating/deactivating applies to all account users.
  • Account users at the time of activation will be permitted to log in and prompted to set up 2FA at their next login.

admin.png Admin: Managing 2FA

Only an admin user can activate, reset, or deactivate a user's 2FA settings.

Activate

If an admin activates Google Authenticator and SMS verification, account users can choose which method they prefer to use.

To activate 2FA:

  1. From the menu bar, access the user menu (email address drop-down).
  2. Select Security center.
  3. In the Enhanced login security section, click Configure login method to access the Login security page.
  4. In the Two-factor authentication (2FA) section, activate the toggle for Google Authenticator and/or SMS verification.

Reset

After reset, Google Authenticator is the default 2FA login screen.

To reset a user's 2FA:

  1. From the menu bar, access the user menu (email address drop-down).
  2. Select User Management.
  3. Find the relevant user, and click the action menu (...) > Reset 2FA.

Note: An admin can reset any other admin's 2FA other than their own or the account owner's. To reset the account owner's 2FA, contact the AppsFlyer Support team.

Deactivate

If 2FA is deactivated, account users will log in using only their username and password.

To deactivate 2FA:

  1. From the menu bar, access the user menu (email address drop-down).
  2. Select Security center.
  3. In the Enhanced login security section, click Configure login method to access the Login security page.
  4. In the Two-factor authentication (2FA) section, deactivate the toggle for Google Authenticator and/or SMS verification.
  5. Confirm deactivation. 

Account users: Using Google Authenticator

Google Authenticator is the initial default screen; however, the last 2FA method used appears at the next login. 

If you choose not to use Google Authenticator, then the setup and login screens have a link to the SMS verification 2FA screen.

First-time setup

Before using 2FA for the first time, every account user must download Google Authenticator and a QR code app. These apps are available via Google Play (Android) or the App Store (iOS).

New account user

  1. Follow email instructions and create a password.
  2. Log in to AppsFlyer, and you'll be redirected to the 2FA setup page.
  3. Set up 2FA.
    • Download Google Authenticator and a QR code app.
    • Scan the QR code.
    • Enter the Google Authenticator-issued verification code.
    • Click Verify, and you'll be redirected to the My apps page.

Existing account users

  1. Log in to AppsFlyer (username and password), and you'll be redirected to the 2FA setup page.
  2. Set up 2FA.
    • Download Google Authenticator and a QR code app.
    • Scan the QR code.
    • Enter the Google Authenticator-issued verification code.
    • Click Verify, and you'll be redirected to the My apps page.

Ongoing use

Follow these steps for ongoing use.

  1. Log in to AppsFlyer (username and password), and you'll be redirected to the 2FA login page.
  2. Open Google Authenticator on your phone to get the verification code.
  3. Enter the code on the 2FA page.
  4. Click Verify, and you'll be redirected to the My apps page.

Account users: Using SMS verification

If you choose not to use SMS verification, then the setup and login screens have a link to Google Authenticator 2FA screen.

First-time SMS setup

Google Authenticator is the default 2FA method. To reach the SMS verification method, click the SMS verification link.

New account user

  1. Follow email instructions and create a password.
  2. Log in to AppsFlyer, and you'll be redirected to the 2FA setup page.
  3. Set up 2FA:
    • Enter your phone number > click Send code.
    • Enter SMS verification code > click Verify. 

Existing account users

  1. Log in to AppsFlyer (username and password), and you'll be redirected to the 2FA setup page.
  2. Set up 2FA:
    • Enter your phone number > click Send code.
    • Enter SMS verification code > click Verify.

Ongoing SMS use

Follow these steps for ongoing use:

  1. Log in to AppsFlyer (username and password), and you'll be redirected to the 2FA login page.
  2. The SMS verification page will appear if it was used at your last login. If not, click the link at the bottom of the Google Authenticator 2FA page.
  3. Your phone number will automatically display. Click Send code.
  4. Enter the verification code sent by SMS.
  5. Click Verify.
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