security: Implement the header for IdentityCertificate.
diff --git a/include/ndn-cpp/security/certificate/identity-certificate.hpp b/include/ndn-cpp/security/certificate/identity-certificate.hpp
index e9e90f5..1dff7e9 100644
--- a/include/ndn-cpp/security/certificate/identity-certificate.hpp
+++ b/include/ndn-cpp/security/certificate/identity-certificate.hpp
@@ -26,6 +26,24 @@
    * @param data The data packet with the content to decode.
    */
   IdentityCertificate(const Data& data);
+  
+  /**
+   * The virtual destructor.
+   */
+  virtual 
+  ~IdentityCertificate();
+    Data &
+    setName (const Name& name);
+
+  virtual Name 
+  getPublicKeyName () const;
+
+  static bool
+  isIdentityCertificate(const Certificate& certificate);
+
+private:
+  static bool
+  isCorrectName(const Name& name);
 };
 
 }