diff --git a/openslides/core/static/css/app.css b/openslides/core/static/css/app.css
index 71dd67c83..0f553ab12 100644
--- a/openslides/core/static/css/app.css
+++ b/openslides/core/static/css/app.css
@@ -1012,7 +1012,7 @@ img {
 }
 
 .os-table .title {
-    font-size: 115%;
+    font-size: 120%;
     margin-right: 3px;
     padding: 0;
     background-color: transparent;
diff --git a/openslides/mediafiles/access_permissions.py b/openslides/mediafiles/access_permissions.py
index 948b807c3..cb97c1fdb 100644
--- a/openslides/mediafiles/access_permissions.py
+++ b/openslides/mediafiles/access_permissions.py
@@ -24,7 +24,7 @@ class MediafileAccessPermissions(BaseAccessPermissions):
         Returns the restricted serialized data for the instance prepared
         for the user.
         """
-        if (not full_data['private'] or user.has_perm('mediafiles.can_see_private')):
+        if (not full_data['hidden'] or user.has_perm('mediafiles.can_see_hidden')):
             data = full_data
         else:
             data = None
diff --git a/openslides/mediafiles/migrations/0004_auto_20161212_1612.py b/openslides/mediafiles/migrations/0004_auto_20161212_1612.py
new file mode 100644
index 000000000..2d5b04366
--- /dev/null
+++ b/openslides/mediafiles/migrations/0004_auto_20161212_1612.py
@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.4 on 2016-12-12 15:12
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mediafiles', '0003_auto_20160514_1347'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='mediafile',
+            options={
+                    'default_permissions': (),
+                    'ordering': ['title'],
+                    'permissions': (
+                        ('can_see', 'Can see the list of files'),
+                        ('can_see_hidden', 'Can see hidden files'),
+                        ('can_upload', 'Can upload files'),
+                        ('can_manage', 'Can manage files'))},
+        ),
+        migrations.RenameField(
+            model_name='mediafile',
+            old_name='private',
+            new_name='hidden',
+        ),
+    ]
diff --git a/openslides/mediafiles/models.py b/openslides/mediafiles/models.py
index 5a664288e..60d7424bb 100644
--- a/openslides/mediafiles/models.py
+++ b/openslides/mediafiles/models.py
@@ -30,8 +30,8 @@ class Mediafile(RESTModelMixin, models.Model):
         blank=True)
     """A user – the uploader of a file."""
 
-    private = models.BooleanField(default=False)
-    """Whether or not this mediafile should be listed as private"""
+    hidden = models.BooleanField(default=False)
+    """Whether or not this mediafile should be marked as hidden"""
 
     timestamp = models.DateTimeField(auto_now_add=True)
     """A DateTimeField to save the upload date and time."""
@@ -44,7 +44,7 @@ class Mediafile(RESTModelMixin, models.Model):
         default_permissions = ()
         permissions = (
             ('can_see', 'Can see the list of files'),
-            ('can_see_private', 'Can see private files'),
+            ('can_see_hidden', 'Can see hidden files'),
             ('can_upload', 'Can upload files'),
             ('can_manage', 'Can manage files'))
 
diff --git a/openslides/mediafiles/serializers.py b/openslides/mediafiles/serializers.py
index 3eacc057b..e2f12680f 100644
--- a/openslides/mediafiles/serializers.py
+++ b/openslides/mediafiles/serializers.py
@@ -63,7 +63,7 @@ class MediafileSerializer(ModelSerializer):
             'media_url_prefix',
             'uploader',
             'filesize',
-            'private',
+            'hidden',
             'timestamp',)
 
     def get_filesize(self, mediafile):
diff --git a/openslides/mediafiles/static/js/mediafiles/site.js b/openslides/mediafiles/static/js/mediafiles/site.js
index d8eea7942..a7e854079 100644
--- a/openslides/mediafiles/static/js/mediafiles/site.js
+++ b/openslides/mediafiles/static/js/mediafiles/site.js
@@ -107,11 +107,11 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
 
         if (!$scope.filter.existsStorageEntry()) {
             $scope.filter.booleanFilters = {
-                isPrivate: {
+                isHidden: {
                     value: undefined,
-                    displayName: gettext('Private'),
-                    choiceYes: gettext('Is private'),
-                    choiceNo: gettext('Is not private'),
+                    displayName: gettext('Hidden'),
+                    choiceYes: gettext('Is hidden'),
+                    choiceNo: gettext('Is not hidden'),
                     needExtraPermission: true,
                 },
                 isPdf: {
@@ -403,7 +403,7 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
                 return Upload.upload({
                     url: '/rest/mediafiles/mediafile/',
                     method: 'POST',
-                    data: {mediafile: mediafile.newFile, title: mediafile.title, uploader_id: mediafile.uploader_id, private: mediafile.private}
+                    data: {mediafile: mediafile.newFile, title: mediafile.title, uploader_id: mediafile.uploader_id, hidden: mediafile.hidden}
                 });
 
             }
@@ -411,16 +411,16 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
     }
 ])
 
-.filter('privateFilter', [
+.filter('hiddenFilter', [
     '$filter',
     'operator',
     function ($filter, operator) {
         return function (array) {
-            if (operator.hasPerms('mediafiles.can_see_private')) {
+            if (operator.hasPerms('mediafiles.can_see_hidden')) {
                 return array;
             }
             return Array.prototype.filter.call(array, function (item) {
-                return !item.private;
+                return !item.hidden;
             });
         };
     }
diff --git a/openslides/mediafiles/static/templates/mediafiles/mediafile-form.html b/openslides/mediafiles/static/templates/mediafiles/mediafile-form.html
index 167979d84..53d829f5a 100644
--- a/openslides/mediafiles/static/templates/mediafiles/mediafile-form.html
+++ b/openslides/mediafiles/static/templates/mediafiles/mediafile-form.html
@@ -21,12 +21,15 @@
     <input type="text" ng-model="mediafile.title" class="form-control" name="inputTitle">
   </div>
 
-  <!-- private -->
-  <div class="checkbox" os-perms="mediafiles.can_see_private">
-    <label for="inputPrivate">
-      <input type="checkbox" ng-model="mediafile.private" name="inputPrivate">
-      <translate>Private</translate>
+  <!-- hidden -->
+  <div class="checkbox" os-perms="mediafiles.can_see_hidden">
+    <label>
+      <input class="formly-field-chackbox" type="checkbox" ng-model="mediafile.hidden" name="inputHidden">
+      <translate>Hidden</translate>
     </label>
+    <p class="help-block" translate>
+      This does not protect the file but hides it for non authorized users.
+    </p>
   </div>
 
   <!-- uploader -->
diff --git a/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html b/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
index 03d7d75de..1d4089d3d 100644
--- a/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
+++ b/openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
@@ -161,7 +161,7 @@
           </span>
           <!-- boolean Filters -->
           <span ng-repeat="(name, booleanFilter) in filter.booleanFilters"
-            ng-if="!booleanFilter.needExtraPermission || operator.hasPerms('mediafiles.can_see_private')" uib-dropdown>
+            ng-if="!booleanFilter.needExtraPermission || operator.hasPerms('mediafiles.can_see_hidden')" uib-dropdown>
             <span class="pointer" id="dropdown{{ name }}" uib-dropdown-toggle
               ng-class="{'bold': booleanFilter.value !== undefined, 'disabled': isSelectMode}"
               ng-disabled="isSelectMode">
@@ -236,10 +236,10 @@
       ng-mouseleave="mediafile.hover=false"
       ng-class="{'projected': mediafile.isProjected().length}"
       ng-repeat="mediafile in mediafilesFiltered = (mediafiles
-      | privateFilter
+      | hiddenFilter
       | osFilter: filter.filterString : filter.getObjectQueryString
       | filter: {filetype: (filter.booleanFilters.isPdf.value ? 'application/pdf' : (filter.booleanFilters.isPdf.value === false ? '!application/pdf' : ''))}
-      | filter: {private: filter.booleanFilters.isPrivate.value}
+      | filter: {hidden: filter.booleanFilters.isHidden.value}
       | orderBy: sort.column : sort.reverse )">
 
       <!-- select column -->
@@ -279,8 +279,8 @@
       <!-- main content column -->
       <div class="col-xs-6 content">
         <div class="spacer-right"> <!-- horizontal block -->
-          <i ng-style="{'visibility': mediafile.private ? 'visible' : 'hidden'}" class="fa fa-lock fa-lg"
-              title="{{ 'Is private' | translate }}"></i>
+          <i ng-style="{'visibility': mediafile.hidden ? 'visible' : 'hidden'}" class="fa fa-lock fa-lg"
+              title="{{ 'Is hidden' | translate }}"></i>
         </div>
         <div>
           <div> <!-- vertical block -->
diff --git a/openslides/users/signals.py b/openslides/users/signals.py
index c546f9daa..ccac7f335 100644
--- a/openslides/users/signals.py
+++ b/openslides/users/signals.py
@@ -33,7 +33,7 @@ def create_builtin_groups_and_admin(**kwargs):
         'core.can_use_chat',
         'mediafiles.can_manage',
         'mediafiles.can_see',
-        'mediafiles.can_see_private',
+        'mediafiles.can_see_hidden',
         'mediafiles.can_upload',
         'motions.can_create',
         'motions.can_manage',
@@ -114,7 +114,7 @@ def create_builtin_groups_and_admin(**kwargs):
         permission_dict['users.can_see_name'],
         permission_dict['users.can_manage'],
         permission_dict['users.can_see_extra_data'],
-        permission_dict['mediafiles.can_see_private'],)
+        permission_dict['mediafiles.can_see_hidden'],)
     group_staff = Group.objects.create(name='Staff', pk=3)
     group_staff.permissions.add(*staff_permissions)
 
diff --git a/openslides/users/static/js/users/site.js b/openslides/users/static/js/users/site.js
index 2e1ef0f9c..6868f9217 100644
--- a/openslides/users/static/js/users/site.js
+++ b/openslides/users/static/js/users/site.js
@@ -1541,7 +1541,7 @@ angular.module('OpenSlidesApp.users.site', [
         gettext('Can see the list of files');
         gettext('Can upload files');
         gettext('Can manage files');
-        gettext('Can see private files');
+        gettext('Can see hidden files');
         // motions
         gettext('Can see motions');
         gettext('Can create motions');