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 a34e183..10524af 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
@@ -93,7 +93,7 @@ import java.util.Date;
  * 기능을 제공한다.<br>
  * 2. 처리 개요 : <br>
  * * - 2020-09-25: Http Header 받아서 처리할 수 있게 기능 추가<br>
- * 3. 주의사항 <br>
+ * 3. 주의사항 <br> 
  *
  * @author :
  * @version : v 1.0.0
@@ -164,6 +164,9 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 
 		//Outbound 요청에 대한 응답 메시지의 복호화 여부 결정위해 jwhong
 		encryptResponseApply = StringUtils.equalsIgnoreCase(prop.getProperty("ENCRYPT_RESPONSE_APPLY", "N"), "Y");
+		
+		//업체 300응답시 특정 http status code 경우 에러 아닌걸로 처리. 광주은행
+		String errIgnore = prop.getProperty("ERROR_IGNORE_CODE", "");
 
 		/**
 		 * @formatter:off
@@ -496,7 +499,10 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 			map.put(HttpAdapterServiceKey.OUTBOUND_RESPONSE_MESSAGE, responseString);
 			map.put(HttpAdapterServiceKey.OUTBOUND_RESPONSE_STATUS, status);
 
-			if (status >= 200 && status <= 207) {
+			
+			if (isStatusInIgnore(status,errIgnore )) {
+				// 이경우 정상으로 처리함
+			} else if (status >= 200 && status <= 207) {
 				if (useAdapterToken && StringUtils.equals(tokenErrorHttpStatusCode, "200")) {
 					needReissue = checkTokenRetry(responseMessage, tokenErrorCodeKey, tokenErrorCodeValues,
 							vo.getEncode());
@@ -1586,4 +1592,31 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 		logger.debug("HttpClientAdapterServiceRest] after concatenate url=[" + targetUrl + "] ");
 		return targetUrl;
 	}
+	
+	
+	private boolean isStatusInIgnore(int status, String errIgnore) {
+	    if (errIgnore == null || errIgnore.isEmpty()) return false;
+
+	    String[] tokens = errIgnore.split(",");
+	    for (String token : tokens) {
+	        token = token.trim();
+	        if (token.contains("-")) {
+	            // 범위 처리
+	            String[] range = token.split("-");
+	            int start = Integer.parseInt(range[0].trim());
+	            int end = Integer.parseInt(range[1].trim());
+	            if (status >= start && status <= end) {
+	                return true;
+	            }
+	        } else {
+	            // 단일 숫자 처리
+	            int code = Integer.parseInt(token);
+	            if (status == code) {
+	                return true;
+	            }
+	        }
+	    }
+	    return false;
+	}
+
 }
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 4cd3bcf..4d73b4e 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
@@ -15,6 +15,7 @@ import javax.servlet.http.HttpServletResponse;
 import org.springframework.http.HttpStatus;
 import org.apache.commons.lang3.StringUtils;
 
+import com.eactive.eai.adapter.http.HttpMethodType;
 import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceKey;
 import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceSupport;
 import com.eactive.eai.authserver.service.OAuth2Manager;
@@ -43,8 +44,7 @@ public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
 			String xObpSignatureUrl = request.getHeader("x-obp-signature-url");
 			String xObpSignatureBody = request.getHeader("x-obp-signature-body");
 			if (StringUtils.isBlank(xObpPartnercode) 
-					|| StringUtils.isBlank(xObpSignatureUrl) 
-					|| StringUtils.isBlank(xObpSignatureBody)) {
+					|| StringUtils.isBlank(xObpSignatureUrl)) {
 				throw new JwtAuthException(
 						String.valueOf(HttpStatus.UNAUTHORIZED.value()), 
 						"Can not find mandatory Http Header");
@@ -67,10 +67,19 @@ public class HmacSha256VerifyFilterKjb implements HttpAdapterFilter  {
 						"Signature verifying failed : x-obp-signature-url");
 			}
 
-			if (!StringUtils.equals(xObpSignatureBody, macBody)) {
-				throw new JwtAuthException(
-						String.valueOf(HttpStatus.UNAUTHORIZED.value()),
-						"Signature verifying failed : x-obp-signature-body");
+			switch (HttpMethodType.getValue(request.getMethod())) {
+			case GET:
+			case DELETE:
+				break;
+			default:
+				if (StringUtils.isNotBlank(inboundBody) && !StringUtils.equals("{}", inboundBody)) {
+					if (!StringUtils.equals(xObpSignatureBody, macBody)) {
+						throw new JwtAuthException(
+								String.valueOf(HttpStatus.UNAUTHORIZED.value()),
+								"Signature verifying failed : x-obp-signature-body");
+					}
+					break;
+				}
 			}
 
 		} catch (JwtAuthException e) {