diff --git a/src/test/java/com/eactive/eai/common/security/CryptoModuleServiceTest.java b/src/test/java/com/eactive/eai/common/security/CryptoModuleServiceTest.java
index 7c7fca5..a01a7c9 100644
--- a/src/test/java/com/eactive/eai/common/security/CryptoModuleServiceTest.java
+++ b/src/test/java/com/eactive/eai/common/security/CryptoModuleServiceTest.java
@@ -143,11 +143,20 @@ class CryptoModuleServiceTest {
         Map<String, String> runtimeCtx = new HashMap<>();
         runtimeCtx.put("X-Api-Enc-Key", "clientKey0000001");
 
-        byte[] plain = "DYNAMIC 키 서비스 테스트".getBytes(StandardCharsets.UTF_8);
+        byte[] plain = "{\"test\": \"DYNAMIC AES/CBC 테스트\"}".getBytes(StandardCharsets.UTF_8);
 
         byte[] encrypted = service.encrypt("DYN_SVC", runtimeCtx, plain);
         byte[] decrypted = service.decrypt("DYN_SVC", runtimeCtx, encrypted);
-
+        
+        String encBase64 = Base64.getEncoder().encodeToString(encrypted);
+        String decBase64 = Base64.getEncoder().encodeToString(decrypted);
+        System.out.println("DYNAMIC AES/CBC");
+        
+        System.out.println("plain:"+new String(plain));
+        System.out.println("encBase64:"+encBase64);
+        System.out.println("decBase64:"+decBase64);
+        System.out.println("plain:"+new String(decrypted));
+        
         assertArrayEquals(plain, decrypted);
     }