2 files changed, 17 insertions, 3 deletions
diff --git a/rest_framework/permissions.py b/rest_framework/permissions.py
index 51e96196..655b78a3 100644
--- a/rest_framework/permissions.py
+++ b/rest_framework/permissions.py
@@ -18,6 +18,17 @@ class BasePermission(object):
         raise NotImplementedError(".has_permission() must be overridden.")
 
 
+class AllowAny(BasePermission):
+    """
+    Allow any access.
+    This isn't strictly required, since you could use an empty
+    permission_classes list, but it's useful because it makes the intention
+    more explicit.
+    """
+    def has_permission(self, request, view, obj=None):
+        return True
+
+
 class IsAuthenticated(BasePermission):
     """
     Allows access only to authenticated users.
diff --git a/rest_framework/settings.py b/rest_framework/settings.py
index 3c508294..9c40a214 100644
--- a/rest_framework/settings.py
+++ b/rest_framework/settings.py
@@ -37,11 +37,14 @@ DEFAULTS = {
         'rest_framework.authentication.SessionAuthentication',
         'rest_framework.authentication.BasicAuthentication'
     ),
-    'DEFAULT_PERMISSION_CLASSES': (),
-    'DEFAULT_THROTTLE_CLASSES': (),
+    'DEFAULT_PERMISSION_CLASSES': (
+        'rest_framework.permissions.AllowAny',
+    ),
+    'DEFAULT_THROTTLE_CLASSES': (
+    ),
+
     'DEFAULT_CONTENT_NEGOTIATION_CLASS':
         'rest_framework.negotiation.DefaultContentNegotiation',
-
     'DEFAULT_MODEL_SERIALIZER_CLASS':
         'rest_framework.serializers.ModelSerializer',
     'DEFAULT_PAGINATION_SERIALIZER_CLASS':