diff --git a/src/main/java/com/eactive/eai/rms/data/entity/onl/djb/webhook/WebhookReq.java b/src/main/java/com/eactive/eai/rms/data/entity/onl/djb/webhook/WebhookReq.java
index 02aa430..344dbb3 100644
--- a/src/main/java/com/eactive/eai/rms/data/entity/onl/djb/webhook/WebhookReq.java
+++ b/src/main/java/com/eactive/eai/rms/data/entity/onl/djb/webhook/WebhookReq.java
@@ -30,4 +30,8 @@ public class WebhookReq {
     @Column(name = "SECRET", length = 200)
     @Comment("HMAC 서명용 Secret Key")
     private String secret;
+    
+    @Column(name = "USER_SECRET", length = 200)
+    @Comment("사용자 Secret Key")
+    private String userSecret;
 }
diff --git a/src/main/java/com/eactive/eai/rms/ext/djb/webhook/controller/WebhookSendController.java b/src/main/java/com/eactive/eai/rms/ext/djb/webhook/controller/WebhookSendController.java
index eaac82b..ec74eae 100644
--- a/src/main/java/com/eactive/eai/rms/ext/djb/webhook/controller/WebhookSendController.java
+++ b/src/main/java/com/eactive/eai/rms/ext/djb/webhook/controller/WebhookSendController.java
@@ -63,9 +63,10 @@ public class WebhookSendController {
      */
     @PostMapping("/receive")
     public ResponseEntity<Map<String, Object>> receiveWebhook(
-            @RequestHeader(value = "X-Webhook-Signature",  required = false) String signature,
-            @RequestHeader(value = "X-Webhook-Event",      required = false) String eventType,
-            @RequestHeader(value = "X-Webhook-Timestamp",  required = false) String timestamp,
+            @RequestHeader(value = "x-webhook-signature",  required = false) String signature,
+            @RequestHeader(value = "x-webhook-event",      required = false) String eventType,
+            @RequestHeader(value = "x-webhook-secret",     required = false) String secret,
+            @RequestHeader(value = "x-webhook-timestamp",  required = false) String timestamp,
             @RequestBody String rawPayload) {
 
         log.info("[Webhook] 수신 - eventType: {}, timestamp: {}", eventType, timestamp);
diff --git a/src/main/java/com/eactive/eai/rms/ext/djb/webhook/dto/WebhookPayload.java b/src/main/java/com/eactive/eai/rms/ext/djb/webhook/dto/WebhookPayload.java
index c3e040d..c5cd3ad 100644
--- a/src/main/java/com/eactive/eai/rms/ext/djb/webhook/dto/WebhookPayload.java
+++ b/src/main/java/com/eactive/eai/rms/ext/djb/webhook/dto/WebhookPayload.java
@@ -17,13 +17,15 @@ public class WebhookPayload {
 
     private String eventType;
     private String eventId;
+    private String message;
     private long timestamp;
     private Object data;
 
-    public static WebhookPayload of(String eventType, Object data) {
+    public static WebhookPayload of(String eventType, String message, Object data) {
         return WebhookPayload.builder()
                 .eventType(eventType)
                 .eventId(UUID.randomUUID().toString())
+                .message(message)
                 .timestamp(System.currentTimeMillis())
                 .data(data)
                 .build();