diff --git a/src/ca-detail/ca-sqlite.hpp b/src/ca-detail/ca-sqlite.hpp
new file mode 100644
index 0000000..d31f895
--- /dev/null
+++ b/src/ca-detail/ca-sqlite.hpp
@@ -0,0 +1,83 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2017, Regents of the University of California.
+ *
+ * This file is part of ndncert, a certificate management system based on NDN.
+ *
+ * ndncert is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * ndncert is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License along with
+ * ndncert, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndncert authors and contributors.
+ */
+
+#ifndef NDNCERT_CA_DETAIL_CA_SQLITE_HPP
+#define NDNCERT_CA_DETAIL_CA_SQLITE_HPP
+
+#include "../ca-module.hpp"
+#include "../certificate-request.hpp"
+
+struct sqlite3;
+
+namespace ndn {
+namespace ndncert {
+
+class CaSqlite : public CaStorage
+{
+public:
+  const static std::string STORAGE_TYPE;
+
+  explicit
+  CaSqlite(const std::string& location = "");
+
+  ~CaSqlite();
+
+public:
+  // certificate request related
+  CertificateRequest
+  getRequest(const std::string& requestId) override;
+
+  void
+  addRequest(const CertificateRequest& request) override;
+
+  void
+  updateRequest(const CertificateRequest& request) override;
+
+  void
+  deleteRequest(const std::string& requestId) override;
+
+  // certificate related
+  security::v2::Certificate
+  getCertificate(const std::string& certId) override;
+
+  void
+  addCertificate(const std::string& certId, const security::v2::Certificate& cert) override;
+
+  void
+  updateCertificate(const std::string& certId, const security::v2::Certificate& cert) override;
+
+  void
+  deleteCertificate(const std::string& certId) override;
+
+private:
+  static std::string
+  convertJson2String(const JsonSection& json);
+
+  static JsonSection
+  convertString2Json(const std::string& jsonContent);
+
+private:
+  sqlite3* m_database;
+};
+
+} // namespace ndncert
+} // namespace ndn
+
+#endif // NDNCERT_CA_DETAIL_CA_SQLITE_HPP