diff --git a/build.gradle b/build.gradle
index 57ec9a2..4e1e2a9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -49,7 +49,8 @@ dependencies {
 	/*
 	Security
 	 */
-	implementation 'org.springframework.boot:spring-boot-starter-security'
+//	implementation 'org.springframework.boot:spring-boot-starter-security:2.6.7'
+	implementation 'org.springframework.boot:spring-boot-starter-security:2.7.0'
 
 	/*
 	Validation
diff --git a/src/main/java/demo/api/config/SecurityConfig.java b/src/main/java/demo/api/config/SecurityConfig.java
index 1031374..d8a3bdf 100644
--- a/src/main/java/demo/api/config/SecurityConfig.java
+++ b/src/main/java/demo/api/config/SecurityConfig.java
@@ -1,5 +1,6 @@
 package demo.api.config;
 
+import demo.api.user.repository.UserRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -10,46 +11,30 @@ import org.springframework.security.config.annotation.web.configuration.EnableWe
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.web.SecurityFilterChain;
+
 
-/**
- * Spring Security 사용을 위한 Configuration Class를 작성하기 위해서
- * WebSecurityConfigurerAdapter를 상속하여 클래스를 생성하고
- * @Configuration 애노테이션 대신 @EnableWebSecurity 애노테이션을 추가한다.
- */
 @EnableWebSecurity
 @RequiredArgsConstructor
-public class SecurityConfig extends WebSecurityConfigurerAdapter {
-  private final UserDetailsService userDetailsService;
-
-  /**
-   * PasswordEncoder를 Bean으로 등록
-   */
+public class SecurityConfig {
+//  private final UserRepository userRepository;
+  // https://spring.io/blog/2022/02/21/spring-security-without-the-websecurityconfigureradapter
+  // https://github.com/spring-projects/spring-security/issues/10822
   @Bean
-  public BCryptPasswordEncoder bCryptPasswordEncoder() {
+  public UserDetailsService userDetailsService() {
+    return new UserDetailsServiceImpl();
+  }
+  @Bean
+  public BCryptPasswordEncoder passwordEncoder() {
     return new BCryptPasswordEncoder();
   }
-
-//  /**
-//   * 인증 or 인가가 필요 없는 경로를 설정
-//   */
-//  @Override
-//  public void configure(WebSecurity web) throws Exception {
-//    web.ignoring().antMatchers("/?/**");
-//  }
-
-  /**
-   * 인증에 대한 지원
-   */
-  @Override
-  protected void configure(AuthenticationManagerBuilder auth) throws Exception {
-    auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
-  }
-
-  /**
-   * 인증 or 인가에 대한 설정
-   */
-  @Override
-  protected void configure(HttpSecurity http) throws Exception {
+  @Bean
+  public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
+//    http
+//        .authorizeHttpRequests((authz) -> authz
+//            .anyRequest().authenticated()
+//        )
+//        .httpBasic(withDefaults());
     http
         .csrf().disable()
         .formLogin()
@@ -63,5 +48,64 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         .authorizeRequests()
         .antMatchers("/", "/user/signUp", "/user/userList", "/user/signIn*").permitAll()
         .anyRequest().authenticated();
+    return http.build();
   }
+
 }
+
+
+
+///**
+// * Spring Security 사용을 위한 Configuration Class를 작성하기 위해서
+// * WebSecurityConfigurerAdapter를 상속하여 클래스를 생성하고
+// * @Configuration 애노테이션 대신 @EnableWebSecurity 애노테이션을 추가한다.
+// */
+//@EnableWebSecurity
+//@RequiredArgsConstructor
+//public class SecurityConfig extends WebSecurityConfigurerAdapter {
+//  private final UserDetailsService userDetailsService;
+//
+//  /**
+//   * PasswordEncoder를 Bean으로 등록
+//   */
+//  @Bean
+//  public BCryptPasswordEncoder bCryptPasswordEncoder() {
+//    return new BCryptPasswordEncoder();
+//  }
+//
+////  /**
+////   * 인증 or 인가가 필요 없는 경로를 설정
+////   */
+////  @Override
+////  public void configure(WebSecurity web) throws Exception {
+////    web.ignoring().antMatchers("/?/**");
+////  }
+//
+//  /**
+//   * 인증에 대한 지원
+//   */
+//  @Override
+//  protected void configure(AuthenticationManagerBuilder auth) throws Exception {
+//    auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
+//  }
+//
+//  /**
+//   * 인증 or 인가에 대한 설정
+//   */
+//  @Override
+//  protected void configure(HttpSecurity http) throws Exception {
+//    http
+//        .csrf().disable()
+//        .formLogin()
+//        .loginPage("/user/signIn")
+//        .loginProcessingUrl("/user/signInProc")
+//        .usernameParameter("email")
+//        .passwordParameter("password")
+//        .defaultSuccessUrl("/")
+//        .failureUrl("/user/signIn?fail=true");
+//    http
+//        .authorizeRequests()
+//        .antMatchers("/", "/user/signUp", "/user/userList", "/user/signIn*").permitAll()
+//        .anyRequest().authenticated();
+//  }
+//}
diff --git a/src/main/java/demo/api/config/UserDetailsServiceImpl.java b/src/main/java/demo/api/config/UserDetailsServiceImpl.java
index 0b2db8a..90b8673 100644
--- a/src/main/java/demo/api/config/UserDetailsServiceImpl.java
+++ b/src/main/java/demo/api/config/UserDetailsServiceImpl.java
@@ -8,15 +8,16 @@ import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.stereotype.Service;
 
-@Service
-@RequiredArgsConstructor
+
 public class UserDetailsServiceImpl implements UserDetailsService {
-  private final UserRepository userRepository;
+  @Autowired
+  private UserRepository userRepository;
 
   @Override
   public UserDetails loadUserByUsername(String email) throws UserNotFoundException {