diff --git a/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/SecurityConfig.java b/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/SecurityConfig.java
deleted file mode 100644
index 254bdbb..0000000
--- a/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/SecurityConfig.java	
+++ /dev/null
@@ -1,21 +0,0 @@
-package com.banjjoknim.playground.config;
-
-import org.springframework.security.config.annotation.web.builders.HttpSecurity;
-import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
-
-// @EnableWebSecurity
-public class SecurityConfig extends WebSecurityConfigurerAdapter {
-
-    @Override
-    protected void configure(HttpSecurity http) throws Exception {
-        http.csrf().disable();
-        http.authorizeHttpRequests()
-            .antMatchers("/user/**").authenticated()
-            .antMatchers("/manager/**").hasAnyRole("MANAGER", "ADMIN")
-            .antMatchers("/admin/**").hasRole("ADMIN")
-            .anyRequest().permitAll()
-            .and()
-            .formLogin()
-            .loginPage("/login");
-    }
-}
diff --git a/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/CorsConfiguration.kt b/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/security/CorsConfiguration.kt
similarity index 98%
rename from 놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/CorsConfiguration.kt
rename to 놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/security/CorsConfiguration.kt
index 7e8bd0d..85b96df 100644
--- a/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/CorsConfiguration.kt	
+++ b/놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/config/security/CorsConfiguration.kt	
@@ -1,4 +1,4 @@
-package com.banjjoknim.playground.config
+package com.banjjoknim.playground.config.security
 
 import org.springframework.context.annotation.Bean
 import org.springframework.context.annotation.Configuration