spring security 세션

package io.security.basicsecurity;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.UserDetailsService;

@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    UserDetailsService userDetailsService;

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        // 어떠한 요청에도 인증 받게
        http
                .authorizeRequests()
                .anyRequest().authenticated();
        // 인증 방법은 form 로그인 방식으로
        http
                .formLogin();

        http
                .sessionManagement()
                .maximumSessions(1)
                .maxSessionsPreventsLogin(false);


    };
}

package io.security.basicsecurity;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.UserDetailsService;

@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    UserDetailsService userDetailsService;

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        // 어떠한 요청에도 인증 받게
        http
                .authorizeRequests()
                .anyRequest().authenticated();
        // 인증 방법은 form 로그인 방식으로
        http
                .formLogin();

        http
                .sessionManagement()
                .sessionFixation().changeSessionId();

    };
}

JWT 사용시 Stateless 사용