diff --git a/src/main/java/com/mca/cmmn/service/UserCertificationService.java b/src/main/java/com/mca/cmmn/service/UserCertificationService.java
index 8bfee50..2f27568 100644
--- a/src/main/java/com/mca/cmmn/service/UserCertificationService.java
+++ b/src/main/java/com/mca/cmmn/service/UserCertificationService.java
@@ -34,10 +34,10 @@ public class UserCertificationService {
     email.setCharset("euc-kr");
     email.setHostName("smtp.naver.com");
     email.setSmtpPort(587);
-    email.setAuthentication("lcks0504l", "nocm509");
+    email.setAuthentication("dbnt0928", "andy002c?");
     try {
       email.addTo(user.getEmail(), user.getName());
-      email.setFrom("lcks0504l@naver.com", "[지하공간]인증번호 발송");
+      email.setFrom("dbnt0928@naver.com", "[지하공간]인증번호 발송");
       email.setSubject("[지하공간]인증번호 발송");
       email.setContent("인증번호 : "+certificationNumber, "text/plain; charset=euc-kr");
       email.send();