10 files declare their use of UsersAPIHandler in Google Authenticator / 2 Factor Authentication - 2FA 8

configure_google_authenticator.php in src/Form/configure_google_authenticator.php

configure_kba.php in src/Form/configure_kba.php

configure_otp_over_email.php in src/Form/configure_otp_over_email.php

configure_otp_over_phone.php in src/Form/configure_otp_over_phone.php

configure_otp_over_sms.php in src/Form/configure_otp_over_sms.php

configure_otp_over_sms_and_email.php in src/Form/configure_otp_over_sms_and_email.php

configure_qrcode_authentication.php in src/Form/configure_qrcode_authentication.php

miniorange_2fa_inline_registration.php in src/Form/miniorange_2fa_inline_registration.php

MoAuthCustomerSetup.php in src/Form/MoAuthCustomerSetup.php

Contains form for customer setup.

MoAuthSetupTwoFactor.php in src/Form/MoAuthSetupTwoFactor.php

Contains Setup Two-Factor page for miniOrange 2FA Login Module.