인증이 필요하다면 필터에 등록 필요. : CorsConfig.class import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.web.cors.CorsConfiguration; import org.springframework.web.cors.UrlBasedCorsConfigurationSource; import java.util.List; @Configuration public class CorsConfig { @Bean public org.springframework.web.filter.CorsFilter co..