diff --git a/src/cryptopp.hpp b/src/cryptopp.hpp
new file mode 100644
index 0000000..f49ebb2
--- /dev/null
+++ b/src/cryptopp.hpp
@@ -0,0 +1,23 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Yingdi Yu <yingdi@cs.ucla.edu>
+ */
+
+#ifndef CHRONOS_CRYPTOPP_HPP
+#define CHRONOS_CRYPTOPP_HPP
+
+// suppress CryptoPP warnings
+#pragma GCC system_header
+#pragma clang system_header
+
+#include <cryptopp/hex.h>
+#include <cryptopp/files.h>
+#include <cryptopp/base64.h>
+#include <cryptopp/sha.h>
+#include <cryptopp/filters.h>
+
+#endif // CHRONOS_CRYPTOPP_HPP