diff --git a/ndn-cpp/security/certificate.h b/ndn-cpp/security/certificate.h
new file mode 100644
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+++ b/ndn-cpp/security/certificate.h
@@ -0,0 +1,43 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *                     Alexander Afanasyev
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#ifndef NDN_CERTIFICATE_H
+#define NDN_CERTIFICATE_H
+
+#include "ndn-cpp/data.h"
+
+namespace ndn {
+
+/**
+ * @brief Class representing NDN identity
+ *
+ * - name
+ *   - full NDN name of the NDN certificate
+ *     - /ndn/ucla.edu/alex/cert/<pubkey.sha256>/<issuer>
+ * - content
+ *   - X.509 certificate in DER format (X.509 certificate can include any necessary identity information, as well as is fully extendable)
+ *     - Subject: 
+ *       - full real name, associated with the certificate
+ *       - full affiliation, associated with the certificate
+ *     - Subject Public Key Info
+ *     - Validity
+ * - signature
+ *   - issuerCertName (KeyLocator/CertName)
+ *     - /ndn/ucla.edu/cert/<pubkey.sha256>/<issuer>
+ *
+ */
+class Certificate : public Data
+{
+public:
+};
+
+} // ndn
+
+#endif // NDN_CERTIFICATE_H