diff --git a/adm/member_list.php b/adm/member_list.php
index 94a389c2f..e866a0dec 100644
--- a/adm/member_list.php
+++ b/adm/member_list.php
@@ -151,13 +151,10 @@ $colspan = 15;
         if ($row2['cnt'])
             $group = '<a href="./boardgroupmember_form.php?mb_id='.$row['mb_id'].'">'.$row2['cnt'].'</a>';
 
-        if ($is_admin == 'group')
-        {
+        if ($is_admin == 'group') {
             $s_mod = '';
             $s_del = '';
-        }
-        else
-        {
+        } else {
             $s_mod = '<a href="./member_form.php?'.$qstr.'&amp;w=u&amp;mb_id='.$row['mb_id'].'">수정</a>';
             //$s_del = '<a href="javascript:post_delete(\'member_delete.php\', \''.$row['mb_id'].'\');">삭제</a>';
         }
@@ -197,10 +194,8 @@ $colspan = 15;
             <input type="checkbox" name="chk[]" value="<?php echo $i ?>" id="chk_<?php echo $i ?>">
         </td>
         <td class="td_name"><?php echo $mb_id ?></td>
-        <td class="td_mbname">
-            <?php echo $row['mb_name'] ?>
-        </td>
-        <td><?php echo hyphen_hp_number($row['mb_hp']); ?></td>
+        <td class="td_mbname"><?php echo $row['mb_name']; ?></td>
+        <td><?php echo $row['mb_hp']; ?></td>
         <td colspan="6" class="td_addr"><?php echo $address; ?></td>
         <td><?php echo substr($row['mb_today_login'],2,8); ?></td>
         <td class="td_bignum"><a href="point_list.php?sfl=mb_id&amp;stx=<?php echo $row['mb_id'] ?>"><?php echo number_format($row['mb_point']) ?></a></td>
diff --git a/bbs/register_form.php b/bbs/register_form.php
index 2764b026e..160cdfdaf 100644
--- a/bbs/register_form.php
+++ b/bbs/register_form.php
@@ -86,7 +86,7 @@ if ($w == "") {
     $member['mb_password_a']  = get_text($member['mb_password_a']);
     $member['mb_birth']       = get_text($member['mb_birth']);
     $member['mb_tel']         = get_text($member['mb_tel']);
-    $member['mb_hp']          = hyphen_hp_number($member['mb_hp']);
+    $member['mb_hp']          = get_text($member['mb_hp']);
     $member['mb_addr1']       = get_text($member['mb_addr1']);
     $member['mb_addr2']       = get_text($member['mb_addr2']);
     $member['mb_signature']   = get_text($member['mb_signature']);
diff --git a/bbs/register_form_update.php b/bbs/register_form_update.php
index ad48fb7ff..278fc7264 100644
--- a/bbs/register_form_update.php
+++ b/bbs/register_form_update.php
@@ -269,9 +269,8 @@ if ($w == '') {
     /////////////////////////////////////////////////////////////////
     $sql_hp_certify = "";
     $md5_cert_no = get_session("ss_kcpcert_no");
-    $hidden_hp = preg_replace("/[^0-9]/", "", $mb_hp);
     if ($config['cf_kcpcert_use'] && $md5_cert_no) {
-        $hash_data = md5($hidden_hp.$mb_name.$md5_cert_no);
+        $hash_data = md5($mb_hp.$mb_name.$md5_cert_no);
         // 해시값이 틀린 경우에는 휴대폰 인증 값을 무효화 한다.
         if (get_session("ss_kcpcert_hash") != $hash_data) {
             $sql_hp_certify .= " , mb_hp = '' ";
@@ -280,7 +279,7 @@ if ($w == '') {
         }
     } else {
         if (get_session("ss_reg_mb_name") != $mb_name || 
-            get_session("ss_reg_mb_hp") != $hidden_hp) {
+            get_session("ss_reg_mb_hp") != $mb_hp) {
             $sql_hp_certify .= " , mb_hp = '{$mb_hp}' ";
             $sql_hp_certify .= " , mb_hp_certify  = 0 ";
             $sql_hp_certify .= " , mb_adult = 0 ";
diff --git a/plugin/kcp/kcpcert_result.php b/plugin/kcp/kcpcert_result.php
index 8295e44ae..8e112bf2f 100644
--- a/plugin/kcp/kcpcert_result.php
+++ b/plugin/kcp/kcpcert_result.php
@@ -132,6 +132,8 @@ if( $cert_enc_use == "Y" )
         if(!$phone_no)
             alert_close("정상적인 인증이 아닙니다. 올바른 방법으로 이용해 주세요.");
 
+        $phone_no = hyphen_hp_number($phone_no);
+
         $sql = " select count(*) as cnt from {$g4['member_table']} where mb_id <> '{$member['mb_id']}' and mb_hp = '{$phone_no}' ";
         $row = sql_fetch($sql);
         if ($row['cnt']) {
@@ -174,7 +176,7 @@ $(function() {
 
     // 인증정보
     $opener.$("input[name=mb_name]").val("<?php echo $user_name; ?>");
-    $opener.$("input[name=mb_hp]").val("<?php echo hyphen_hp_number($phone_no); ?>").attr("readonly", true);
+    $opener.$("input[name=mb_hp]").val("<?php echo $phone_no; ?>").attr("readonly", true);
     alert("본인의 휴대폰번호로 확인 되었습니다.");
     window.close();
 });
diff --git a/skin/member/basic/register_form.skin.php b/skin/member/basic/register_form.skin.php
index 9b8354e09..8259ebaca 100644
--- a/skin/member/basic/register_form.skin.php
+++ b/skin/member/basic/register_form.skin.php
@@ -47,11 +47,11 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
         <button type="button" id="win_kcpcert" class="btn_frmline">휴대폰 본인확인</button>
         <noscript>휴대폰 본인확인을 위해서는 자바스크립트 사용이 가능해야합니다.</noscript>
         <?php } ?>
-        <div id="msg_hp_certify">
         <?php if ($member['mb_hp_certify']) { ?>
+        <div id="msg_hp_certify">
             휴대폰 <strong>본인확인</strong><?php if ($member['mb_hp_certify']) { ?> 및 <strong>성인인증</strong><?php } ?> 완료
-        <?php } ?>
         </div>
+        <?php } ?>
     </td>
 </tr>
 <?php if ($req_nick) {  ?>
@@ -100,7 +100,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
 <?php if ($config['cf_use_hp']) {  ?>
 <tr>
     <th scope="row"><label for="reg_mb_hp">휴대폰번호<?php if ($config['cf_req_hp']) { ?><strong class="sound_only">필수</strong><?php } ?></label></th>
-    <td><input type="text" name="mb_hp" value="<?php echo $member[mb_hp] ?>" id="reg_mb_hp" <?php echo ($config['cf_req_hp'])?"required":""; ?> class="frm_input <?php echo ($config['cf_req_hp'])?"required":""; ?>" maxlength="20"></td>
+    <td><input type="text" name="mb_hp" value="<?php echo $member['mb_hp'] ?>" id="reg_mb_hp" <?php echo ($config['cf_req_hp'])?"required":""; ?> class="frm_input <?php echo ($config['cf_req_hp'])?"required":""; ?>" maxlength="20"></td>
 </tr>
 <?php } ?>