Spring Security — практический старт — Как выглядит запрос с Basic-авторизацией

package com.example.demo.security;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.Customizer;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;
import org.springframework.security.web.SecurityFilterChain;

@Configuration
@EnableWebSecurity
public class SecurityConfig {

    @Bean
    SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
        http
            .csrf(csrf -> csrf.disable()) // для учебного REST; в проде — осознанно
            .authorizeHttpRequests(auth -> auth
                .requestMatchers("/api/public", "/actuator/health").permitAll()
                .anyRequest().authenticated())
            .httpBasic(Customizer.withDefaults());
        return http.build();
    }

    @Bean
    UserDetailsService userDetailsService() {
        return new InMemoryUserDetailsManager(
            User.withUsername("demo")
                .password("{noop}secret")
                .roles("USER")
                .build());
    }
}