diff --git a/src/security/validator-null.hpp b/src/security/validator-null.hpp
new file mode 100644
index 0000000..90b5293
--- /dev/null
+++ b/src/security/validator-null.hpp
@@ -0,0 +1,42 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/**
+ * Copyright (C) 2013 Regents of the University of California.
+ * @author: Yingdi Yu <yingdi@cs.ucla.edu>
+ * @author: Jeff Thompson <jefft0@remap.ucla.edu>
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_VALIDATOR_NULL_HPP
+#define NDN_VALIDATOR_NULL_HPP
+
+#include "validator.hpp"
+
+namespace ndn {
+
+class ValidatorNull : public Validator {
+protected:
+
+  virtual
+  ~ValidatorNull()
+  {}
+
+  virtual void
+  checkPolicy (shared_ptr<const Data> data, 
+               int stepCount, 
+               const OnDataValidated &onValidated, 
+               const OnDataValidationFailed &onValidationFailed,
+               std::vector<shared_ptr<ValidationRequest> > &nextSteps)
+  { onValidated(data); }
+
+  virtual void
+  checkPolicy (shared_ptr<const Interest> interest, 
+               int stepCount, 
+               const OnInterestValidated &onValidated, 
+               const OnInterestValidationFailed &onValidationFailed,
+               std::vector<shared_ptr<ValidationRequest> > &nextSteps)
+  { onValidated(interest); }
+};
+
+}
+
+#endif