• Logging In with Multi-Factor AuthenticationWhen you login to your account with MFA enabled, you will be prompted to enter a verification code based on which authentication method you chose to use.One-Time Password or Secondary EmailIf you choose a Time-based One-Time Password (TOTP) authenticator or a secondary email as your MFA authentication method, Trimble sends a request to that app or an email providing a one-time password at login.