diff --git a/daemon/mgmt/manager-base.cpp b/daemon/mgmt/manager-base.cpp
index 1994416..bd94b18 100644
--- a/daemon/mgmt/manager-base.cpp
+++ b/daemon/mgmt/manager-base.cpp
@@ -5,16 +5,15 @@
  */
 
 #include "manager-base.hpp"
-#include "mgmt/app-face.hpp"
 
 namespace nfd {
 
 NFD_LOG_INIT("ManagerBase");
 
-ManagerBase::ManagerBase(shared_ptr<AppFace> face)
+ManagerBase::ManagerBase(shared_ptr<InternalFace> face, const std::string& privilege)
   : m_face(face)
 {
-
+  face->getValidator().addSupportedPrivilege(privilege);
 }
 
 ManagerBase::~ManagerBase()
@@ -49,5 +48,13 @@
   m_face->put(*responseData);
 }
 
+void
+ManagerBase::onCommandValidationFailed(const shared_ptr<const Interest>& command,
+                                       const std::string& error)
+{
+  NFD_LOG_INFO("command result: unauthorized verb: " << command);
+  sendResponse(command->getName(), 403, "Unauthorized command");
+}
+
 
 } // namespace nfd