@Bean
    @RefreshScope(proxyMode = ScopedProxyMode.DEFAULT)
    @ConditionalOnMissingBean(name = CasWebflowConstants.ACTION_ID_DUO_PASSWORDLESS_VERIFY)
    public Action duoSecurityVerifyPasswordlessAuthenticationAction(
        @Qualifier(TenantExtractor.BEAN_NAME)
        final TenantExtractor tenantExtractor,
        @Qualifier(AuthenticationSystemSupport.BEAN_NAME)
        final AuthenticationSystemSupport authenticationSystemSupport,
        @Qualifier("duoAuthenticationWebflowEventResolver")
        final CasWebflowEventResolver duoAuthenticationWebflowEventResolver,
        final ConfigurableApplicationContext applicationContext,
        final CasConfigurationProperties casProperties) {
        return WebflowActionBeanSupplier.builder()
            .withApplicationContext(applicationContext)
            .withProperties(casProperties)
            .withAction(() -> BeanSupplier.of(Action.class)
                .when(DuoSecurityAuthenticationService.CONDITION.given(applicationContext.getEnvironment()))
                .supply(() -> new DuoSecurityVerifyPasswordlessAuthenticationAction(
                    authenticationSystemSupport, duoAuthenticationWebflowEventResolver, tenantExtractor))
                .otherwise(() -> ConsumerExecutionAction.NONE)
                .get())
            .withId(CasWebflowConstants.ACTION_ID_DUO_PASSWORDLESS_VERIFY)
            .build()
            .get();
    }
This is {@link DuoSecurityPasswordlessAuthenticationConfiguration}.

@author Misagh Moayyed
@since 6.4.0
support/cas-server-support-duo/src/main/java/org/apereo/cas/config/DuoSecurityPasswordlessAuthenticationConfiguration.java