diff --git a/oversweet-common/src/main/java/com/depromeet/oversweet/annotation/SecurityExclusion.java b/oversweet-common/src/main/java/com/depromeet/oversweet/annotation/SecurityExclusion.java
index 3e67165..2f76501 100644
--- a/oversweet-common/src/main/java/com/depromeet/oversweet/annotation/SecurityExclusion.java
+++ b/oversweet-common/src/main/java/com/depromeet/oversweet/annotation/SecurityExclusion.java
@@ -5,6 +5,10 @@
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
+/**
+ * Swagger Security 적용에서 제외시키는 어노테이션
+ * - 토큰 검증이 불필요한 엔드포인트에 @SecurityExclusion 적용하여 사용 가능
+ */
 @Target(ElementType.METHOD)
 @Retention(RetentionPolicy.RUNTIME)
 public @interface SecurityExclusion {
diff --git a/oversweet-common/src/main/java/com/depromeet/oversweet/swagger/OpenApiConfig.java b/oversweet-common/src/main/java/com/depromeet/oversweet/swagger/OpenApiConfig.java
index 1681c0d..5f7f79d 100644
--- a/oversweet-common/src/main/java/com/depromeet/oversweet/swagger/OpenApiConfig.java
+++ b/oversweet-common/src/main/java/com/depromeet/oversweet/swagger/OpenApiConfig.java
@@ -40,6 +40,12 @@ public OpenAPI springOpenAPI() {
                 .info(info);
     }
 
+    /**
+     * Swagger Security 적용
+     * - Bearer Authentication 설정
+     * - 토큰 검증이 필요한 엔드포인트에 @SecurityRequirement(name = "accessToken") 적용하여 사용 가능
+     * - key 값인 accessToken 은 자유롭게 설정 가능
+     */
     private Components securitySetting() {
         return new Components()
                 .addSecuritySchemes("accessToken",
@@ -51,6 +57,10 @@ private Components securitySetting() {
                                 .name("Authorization"));
     }
 
+    /**
+     * Swagger Operation 커스텀
+     * - @SecurityExclusion 이 붙은 곳은 security 적용 제외
+     */
     @Bean
     public OperationCustomizer operationCustomizer() {
         return (Operation operation, HandlerMethod handlerMethod) -> {