diff --git a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
index fd3d012..8bff18d 100644
--- a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
+++ b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
@@ -114,6 +114,8 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 	public static final String HTTP_HEADER_SETTING = "HTTP_HEADER_SETTING";
 
 	public static final String PAYLOAD_PARAM_NAME_CLIENT_ID = "client_id";  // jwhong
+	
+	static final String KJB_ROOTLESS_ARRAY = "{ \"KJB_ROOTLESS_ARRAY\" : ";
 
 	private boolean useAdapterToken;
 	private boolean encryptResponseApply;
@@ -612,7 +614,13 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 						"RECV [" + new String(responseMessage, vo.getEncode()) + "]"
 								+ CommonLib.getDumpMessage(responseMessage));
 			}
-
+			
+			String jsonStr = new String(responseMessage, vo.getEncode());
+			
+			if ( jsonStr.trim().startsWith("[") ) {
+				jsonStr = KJB_ROOTLESS_ARRAY + jsonStr + "}";
+				responseMessage = jsonStr.getBytes(vo.getEncode());
+			}
 
 			return assignResponseHeaders(method, responseMessage, headerGroupName, vo.getEncode(), messageType,
 					relayResponseHeaderKeys, status, responseHeaderProp);
@@ -1502,22 +1510,11 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 
 	@SuppressWarnings("deprecation")
 	private JSONObject parseJson(String message) throws Exception {
-		if (message == null || message.trim().isEmpty()) {
-	        return null;
-	    }
+		if (message == null) {
+			return null;
+		}
 
-	    Object obj = JSONValue.parse(message);
-
-	    if (obj instanceof JSONObject) {
-	        return (JSONObject) obj;
-	    } else if (obj instanceof JSONArray) {
-	        // 배열일 경우 새로운 객체로 감싸서 반환
-	        JSONObject wrapper = new JSONObject();
-	        wrapper.put("KJB_ROOTLESS_ARRAY", obj);
-	        return wrapper;
-	    }
-
-	    return null; // 혹은 상황에 맞는 예외 처리
+		return (JSONObject) JSONValue.parse(message);
 	}
 
 	private Document convertXmlDocument(String message) throws Exception {
diff --git a/src/main/java/com/eactive/eai/adapter/http/dynamic/filter/HmacSha256VerifyFilterKjb.java b/src/main/java/com/eactive/eai/adapter/http/dynamic/filter/HmacSha256VerifyFilterKjb.java
index 4d73b4e..92bed3d 100644
--- a/src/main/java/com/eactive/eai/adapter/http/dynamic/filter/HmacSha256VerifyFilterKjb.java
+++ b/src/main/java/com/eactive/eai/adapter/http/dynamic/filter/HmacSha256VerifyFilterKjb.java
@@ -14,6 +14,8 @@ import javax.servlet.http.HttpServletResponse;
 //import org.apache.commons.net.util.Base64;
 import org.springframework.http.HttpStatus;
 import org.apache.commons.lang3.StringUtils;
+import org.json.simple.JSONObject;
+import org.json.simple.JSONValue;
 
 import com.eactive.eai.adapter.http.HttpMethodType;
 import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceKey;
@@ -24,6 +26,8 @@ import com.eactive.eai.common.TransactionContextKeys;
 import com.eactive.eai.common.util.Logger;
 
 public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
+	
+	static final String KJB_ROOTLESS_ARRAY = "{ \"KJB_ROOTLESS_ARRAY\" : ";
 
 	static Logger logger = Logger.getLogger(Logger.LOGGER_ADAPTER);
 
@@ -58,6 +62,14 @@ public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
 			String chkBody = inboundBody;
 			String clientSecret = assignClientSecret(prop, request);
 			
+			if (chkBody.startsWith(KJB_ROOTLESS_ARRAY)) {
+				chkBody = chkBody.substring(KJB_ROOTLESS_ARRAY.length());
+				
+				if (chkBody.endsWith("}")) {
+					chkBody = chkBody.substring(0, chkBody.length() - 1);
+				}
+			}
+			
 			String macUrl = calculateHMAC(chkUrl, clientSecret);
 			String macBody = calculateHMAC(chkBody, clientSecret);
 
@@ -145,6 +157,15 @@ public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
 		String outboundBody = (String) resultMessage;
 
 		try {
+			
+			if (outboundBody.startsWith(KJB_ROOTLESS_ARRAY)) {
+				outboundBody = outboundBody.substring(KJB_ROOTLESS_ARRAY.length());
+				
+				if (outboundBody.endsWith("}")) {
+					outboundBody = outboundBody.substring(0, outboundBody.length() - 1);
+				}
+			}
+			
 			String clientSecret = assignClientSecret(prop, request);
 			String macBody = calculateHMAC(outboundBody, clientSecret);
 			
@@ -157,5 +178,6 @@ public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
 
 		return resultMessage;
 	}
+	
 
 }