diff --git a/app/Http/Admin/Views/setting/oauth.volt b/app/Http/Admin/Views/setting/oauth.volt
index 22b7627b..2c8fb5ea 100644
--- a/app/Http/Admin/Views/setting/oauth.volt
+++ b/app/Http/Admin/Views/setting/oauth.volt
@@ -4,7 +4,7 @@
 
     <div class="layui-tab layui-tab-brief">
         <ul class="layui-tab-title kg-tab-title">
-            <li class="layui-this">注册设置</li>
+            <li class="layui-this">基本设置</li>
             <li>QQ登录</li>
             <li>微信登录</li>
             <li>微博登录</li>
diff --git a/app/Http/Admin/Views/setting/oauth_local.volt b/app/Http/Admin/Views/setting/oauth_local.volt
index abf2b312..00967b3b 100644
--- a/app/Http/Admin/Views/setting/oauth_local.volt
+++ b/app/Http/Admin/Views/setting/oauth_local.volt
@@ -16,13 +16,13 @@
     <div class="layui-form-item" style="margin-bottom:20px;">
         <label class="layui-form-label">用户协议</label>
         <div class="layui-input-block">
-            <a class="layui-btn layui-btn-normal" href="{{ url({'for':'admin.page.edit','id':'terms'}) }}">前往设置</a>
+            <a class="layui-btn layui-btn-normal" href="{{ url({'for':'admin.page.edit','id':'terms'}) }}">设置</a>
         </div>
     </div>
     <div class="layui-form-item" style="margin-bottom:20px;">
         <label class="layui-form-label">隐私政策</label>
         <div class="layui-input-block">
-            <a class="layui-btn layui-btn-normal" href="{{ url({'for':'admin.page.edit','id':'privacy'}) }}">前往设置</a>
+            <a class="layui-btn layui-btn-normal" href="{{ url({'for':'admin.page.edit','id':'privacy'}) }}">设置</a>
         </div>
     </div>
     <div class="layui-form-item">
diff --git a/app/Library/Cache/Backend/Redis.php b/app/Library/Cache/Backend/Redis.php
index d9951ea7..3d9d7fab 100644
--- a/app/Library/Cache/Backend/Redis.php
+++ b/app/Library/Cache/Backend/Redis.php
@@ -161,7 +161,7 @@ class Redis extends \Phalcon\Cache\Backend\Redis
 
         $redis->setOption(\Redis::OPT_SCAN, \Redis::SCAN_RETRY);
 
-        $it = null;
+        $it = 0;
 
         while ($keys = $redis->scan($it, $pattern)) {
             if (count($result) > $limit) break;
@@ -191,6 +191,35 @@ class Redis extends \Phalcon\Cache\Backend\Redis
         return (bool)$redis->exists($lastKey);
     }
 
+    /**
+     * @param string $keyName
+     * @return bool
+     */
+    public function expire($keyName = null, $lifetime = null): bool
+    {
+        $redis = $this->getRedis();
+
+        /**
+         * @var FrontendInterface $frontend
+         */
+        $frontend = $this->_frontend;
+
+        if ($keyName === null) {
+            $lastKey = $this->_lastKey;
+        } else {
+            $lastKey = $this->getKeyName($keyName);
+        }
+
+        if ($lifetime === null) {
+            $tmp = $this->_lastLifetime;
+            $ttl = $tmp ?: $frontend->getLifetime();
+        } else {
+            $ttl = $lifetime;
+        }
+
+        return $redis->expire($lastKey, $ttl);
+    }
+
     /**
      * @param string $keyName
      * @return int|bool
diff --git a/app/Repos/UserSession.php b/app/Repos/UserSession.php
index 26f1b542..6b438edf 100644
--- a/app/Repos/UserSession.php
+++ b/app/Repos/UserSession.php
@@ -26,19 +26,4 @@ class UserSession extends Repository
             ->execute();
     }
 
-    /**
-     * @param int $userId
-     * @param int $minutes
-     * @return ResultsetInterface|Resultset|UserSessionModel[]
-     */
-    public function findUserRecentSessions($userId, $minutes = 10)
-    {
-        $createTime = time() - $minutes * 60;
-
-        return UserSessionModel::query()
-            ->where('user_id = :user_id:', ['user_id' => $userId])
-            ->andWhere('create_time > :create_time:', ['create_time' => $createTime])
-            ->execute();
-    }
-
 }
diff --git a/app/Repos/UserToken.php b/app/Repos/UserToken.php
index 056d8358..c8cc17e6 100644
--- a/app/Repos/UserToken.php
+++ b/app/Repos/UserToken.php
@@ -25,19 +25,4 @@ class UserToken extends Repository
             ->execute();
     }
 
-    /**
-     * @param int $userId
-     * @param int $minutes
-     * @return ResultsetInterface|Resultset|UserTokenModel[]
-     */
-    public function findUserRecentTokens($userId, $minutes = 10)
-    {
-        $createTime = time() - $minutes * 60;
-
-        return UserTokenModel::query()
-            ->where('user_id = :user_id:', ['user_id' => $userId])
-            ->andWhere('create_time > :create_time:', ['create_time' => $createTime])
-            ->execute();
-    }
-
 }
diff --git a/app/Services/Auth/Home.php b/app/Services/Auth/Home.php
index 9db3e691..15203913 100644
--- a/app/Services/Auth/Home.php
+++ b/app/Services/Auth/Home.php
@@ -54,11 +54,6 @@ class Home extends AuthService
         return $authInfo ?: null;
     }
 
-    public function getAuthKey()
-    {
-        return 'home_auth_info';
-    }
-
     public function logoutClients($userId)
     {
         $cache = $this->getCache();
@@ -101,4 +96,9 @@ class Home extends AuthService
         return "_PHCR_SESSION_:{$sessionId}";
     }
 
+    protected function getAuthKey()
+    {
+        return 'home_auth_info';
+    }
+
 }
diff --git a/app/Validators/Account.php b/app/Validators/Account.php
index 4725f2c2..2b8f1389 100644
--- a/app/Validators/Account.php
+++ b/app/Validators/Account.php
@@ -12,12 +12,9 @@ use App\Exceptions\Forbidden as ForbiddenException;
 use App\Library\Utils\Password as PasswordUtil;
 use App\Library\Validators\Common as CommonValidator;
 use App\Models\Account as AccountModel;
-use App\Models\Client as ClientModel;
 use App\Models\User as UserModel;
 use App\Repos\Account as AccountRepo;
 use App\Repos\User as UserRepo;
-use App\Repos\UserSession as UserSessionRepo;
-use App\Repos\UserToken as UserTokenRepo;
 use App\Traits\Client as ClientTrait;
 
 class Account extends Validator
@@ -193,34 +190,6 @@ class Account extends Validator
         if ($case1 && $case2) {
             throw new ForbiddenException('account.locked');
         }
-
-        $this->checkFloodLogin($user->id);
-    }
-
-    public function checkFloodLogin($userId)
-    {
-        $clientIp = $this->getClientIp();
-        $clientType = $this->getClientType();
-
-        if ($clientType == ClientModel::TYPE_PC) {
-            $repo = new UserSessionRepo();
-            $records = $repo->findUserRecentSessions($userId, 10);
-        } else {
-            $repo = new UserTokenRepo();
-            $records = $repo->findUserRecentTokens($userId, 10);
-        }
-
-        if ($records->count() == 0) return;
-
-        $clientIps = array_column($records->toArray(), 'client_ip');
-
-        $countValues = array_count_values($clientIps);
-
-        foreach ($countValues as $ip => $count) {
-            if ($clientIp == $ip && $count > 4) {
-                throw new ForbiddenException('account.flood_login');
-            }
-        }
     }
 
 }
diff --git a/config/errors.php b/config/errors.php
index 7b94647c..7a979b6d 100644
--- a/config/errors.php
+++ b/config/errors.php
@@ -47,7 +47,6 @@ $error['captcha.invalid_code'] = '无效的验证码';
  */
 $error['account.not_found'] = '账号不存在';
 $error['account.locked'] = '账号被锁定，无法登录';
-$error['account.flood_login'] = '帐号泛滥登录';
 $error['account.login_pwd_incorrect'] = '登录密码不正确';
 $error['account.invalid_login_name'] = '无效的登录名';
 $error['account.invalid_email'] = '无效的电子邮箱';
diff --git a/public/static/home/js/captcha.verify.js b/public/static/home/js/captcha.verify.js
index afa9f7b1..289526c1 100644
--- a/public/static/home/js/captcha.verify.js
+++ b/public/static/home/js/captcha.verify.js
@@ -11,7 +11,7 @@ layui.use(['jquery', 'layer', 'helper'], function () {
         var url = '/verify/captcha?type=all&account=' + $account.val();
         layer.open({
             type: 2,
-            title: '获取验证码',
+            title: '验证码',
             area: ['500px', '250px'],
             content: [url, 'no'],
         });