diff --git a/src/main/java/com/mca/cmmn/web/CommonController.java b/src/main/java/com/mca/cmmn/web/CommonController.java
index 1677d7d..e0b9653 100644
--- a/src/main/java/com/mca/cmmn/web/CommonController.java
+++ b/src/main/java/com/mca/cmmn/web/CommonController.java
@@ -236,8 +236,15 @@ public class CommonController {
   //pw찾기 비밀번호 변경
   @RequestMapping(value = "passwordUpdate", method = RequestMethod.POST)
   @ResponseBody
-  public String passwordUpdate(UserVO userVO){
-    userService.updatePwd(userVO);
-    return "OK";
+  public String passwordUpdate(UserCertificationVO certificationVO, UserVO userVO){
+    UserCertificationVO savedInfo = userCertificationService.selectCertificationInfo(certificationVO);
+    if(savedInfo==null){
+      return "InfoNull";
+    }else if(!savedInfo.getCertification_num().equals(certificationVO.getCertification_num())){
+      return "numberNotMatch";
+    }else{
+      userService.updatePwd(userVO);
+      return "OK";
+    }
   }
 }
\ No newline at end of file
diff --git a/src/main/resources/egovframework/sqlmap/mappers/cmmn/UserCertification.xml b/src/main/resources/egovframework/sqlmap/mappers/cmmn/UserCertification.xml
index 742a28b..a063fe4 100644
--- a/src/main/resources/egovframework/sqlmap/mappers/cmmn/UserCertification.xml
+++ b/src/main/resources/egovframework/sqlmap/mappers/cmmn/UserCertification.xml
@@ -13,7 +13,14 @@
   <select id="selectCertificationInfo" parameterType="userCertificationVO" resultType="userCertificationVO">
     select *
     from user_certification
-    where userid = #{userid}
+    <where>
+      <if test='userid != null and userid != ""'>
+        and userid = #{userid}
+      </if>
+      <if test='certification_num != null and certification_num != ""'>
+        and certification_num = #{certification_num}
+      </if>
+    </where>
   </select>
   <update id="updateCertificationNumStatus" parameterType="userCertificationVO">
     update user_certification
diff --git a/src/main/webapp/WEB-INF/jsp/anonymous/findPwd.jsp b/src/main/webapp/WEB-INF/jsp/anonymous/findPwd.jsp
index 1747eac..342e24c 100644
--- a/src/main/webapp/WEB-INF/jsp/anonymous/findPwd.jsp
+++ b/src/main/webapp/WEB-INF/jsp/anonymous/findPwd.jsp
@@ -81,18 +81,18 @@
     switch (result){
       case "InfoNull":
         alert("인증번호 발급 정보가 없습니다. 다시 진행해주세요.");
-        multiModal.close();
+        multiModal.hide();
         break;
       case "numberNotMatch":
         alert("저장된 인증번호와 같지 않습니다.");
         break;
       case "isChecked":
         alert("인증을 마친 번호입니다. 다시 진행해주세요.");
-        multiModal.close();
+        multiModal.hide();
         break;
       case "expirationTimeAfter":
         alert("인증번호 유효시간이 만료되었습니다. 다시 진행해주세요.");
-        multiModal.close();
+        multiModal.hide();
         break;
       case "OK":
         alert("인증되었습니다.");
@@ -108,6 +108,7 @@
         type: "POST",
         data: {
           userid: $("#userid").val(),
+          certification_num: $("#certification_num").val(),
           password: $("#password").val()
         },
         beforeSend: function (xhr){
@@ -140,12 +141,21 @@
     return true;
   }
   function passwordUpdateAfter(result){
-    debugger
-    if (result==="OK"){
-      alert("변경되었습니다.");
-      multiModal.close();
-    }else{
-      alert("변경에 실패하였습니다.")
+    switch (result) {
+      case "OK":
+        alert("변경되었습니다.");
+        multiModal.hide();
+        break;
+      case "InfoNull":
+        alert("인증절차가 유효하지 않습니다.\n 다시 진행해주세요.");
+        multiModal.hide();
+        break;
+      case "numberNotMatch":
+        alert("인증번호가 맞지 않습니다.\n 다시 진행해주세요.");
+        multiModal.hide();
+        break;
+      default:
+        alert("변경에 실패하였습니다.");
     }
   }
 </script>