17 files declare their use of AuthenticationAPIHandler in Google Authenticator / 2 Factor Authentication - 2FA 8

authenticate_user.php in src/Form/authenticate_user.php

This is used to authenticate user during login.

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

test_email_verification.php in src/Form/test_email_verification.php

Email verification functions.

test_google_authenticator.php in src/Form/test_google_authenticator.php

Email verification functions.

test_kba_authentication.php in src/Form/test_kba_authentication.php

Email verification functions.

test_otp_over_email.php in src/Form/test_otp_over_email.php

OTP Over Email(test) functions.

test_otp_over_phone.php in src/Form/test_otp_over_phone.php

OTP Over SMS(test) functions.

test_otp_over_sms.php in src/Form/test_otp_over_sms.php

OTP Over SMS(test) functions.

test_otp_over_sms_and_email.php in src/Form/test_otp_over_sms_and_email.php

OTP Over SMS and Email(test) functions.

test_qrcode_authentication.php in src/Form/test_qrcode_authentication.php

Email verification functions.