diff --git a/tests/unit-tests/security/v1/dummy-keychain.hpp b/tests/unit-tests/security/v1/dummy-keychain.hpp
new file mode 100644
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+++ b/tests/unit-tests/security/v1/dummy-keychain.hpp
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+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2017 Regents of the University of California.
+ *
+ * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ *
+ * ndn-cxx library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * ndn-cxx library 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 Lesser General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License and GNU Lesser
+ * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ */
+
+#ifndef NDN_TESTS_SECURITY_V1_DUMMY_KEYCHAIN_HPP
+#define NDN_TESTS_SECURITY_V1_DUMMY_KEYCHAIN_HPP
+
+#include "security/v1/key-chain.hpp"
+
+namespace ndn {
+namespace security {
+namespace v1 {
+
+class DummyPublicInfo : public SecPublicInfo
+{
+public:
+  explicit
+  DummyPublicInfo(const std::string& locator);
+
+  virtual bool
+  doesIdentityExist(const Name& identityName);
+
+  virtual void
+  addIdentity(const Name& identityName);
+
+  virtual bool
+  revokeIdentity();
+
+  virtual bool
+  doesPublicKeyExist(const Name& keyName);
+
+  virtual void
+  addKey(const Name& keyName, const v1::PublicKey& publicKey);
+
+  virtual shared_ptr<v1::PublicKey>
+  getPublicKey(const Name& keyName);
+
+  virtual KeyType
+  getPublicKeyType(const Name& keyName);
+
+  virtual bool
+  doesCertificateExist(const Name& certificateName);
+
+  virtual void
+  addCertificate(const v1::IdentityCertificate& certificate);
+
+  virtual shared_ptr<v1::IdentityCertificate>
+  getCertificate(const Name& certificateName);
+
+  virtual Name
+  getDefaultIdentity();
+
+  virtual Name
+  getDefaultKeyNameForIdentity(const Name& identityName);
+
+  virtual Name
+  getDefaultCertificateNameForKey(const Name& keyName);
+
+  virtual void
+  getAllIdentities(std::vector<Name>& nameList, bool isDefault);
+
+  virtual void
+  getAllKeyNames(std::vector<Name>& nameList, bool isDefault);
+
+  virtual void
+  getAllKeyNamesOfIdentity(const Name& identity, std::vector<Name>& nameList, bool isDefault);
+
+  virtual void
+  getAllCertificateNames(std::vector<Name>& nameList, bool isDefault);
+
+  virtual void
+  getAllCertificateNamesOfKey(const Name& keyName, std::vector<Name>& nameList, bool isDefault);
+
+  virtual void
+  deleteCertificateInfo(const Name& certificateName);
+
+  virtual void
+  deletePublicKeyInfo(const Name& keyName);
+
+  virtual void
+  deleteIdentityInfo(const Name& identity);
+
+  virtual void
+  setTpmLocator(const std::string& tpmLocator);
+
+  virtual std::string
+  getTpmLocator();
+
+protected:
+  virtual void
+  setDefaultIdentityInternal(const Name& identityName);
+
+  virtual void
+  setDefaultKeyNameForIdentityInternal(const Name& keyName);
+
+  virtual void
+  setDefaultCertificateNameForKeyInternal(const Name& certificateName);
+
+  virtual std::string
+  getScheme();
+
+public:
+  static const std::string SCHEME;
+
+private:
+  std::string m_tpmLocator;
+};
+
+//////////////////////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////////////////
+
+class DummyTpm : public SecTpm
+{
+public:
+  explicit
+  DummyTpm(const std::string& locator);
+
+  virtual void
+  setTpmPassword(const uint8_t* password, size_t passwordLength);
+
+  virtual void
+  resetTpmPassword();
+
+  virtual void
+  setInTerminal(bool inTerminal);
+
+  virtual bool
+  getInTerminal() const;
+
+  virtual bool
+  isLocked();
+
+  virtual bool
+  unlockTpm(const char* password, size_t passwordLength, bool usePassword);
+
+  virtual void
+  generateKeyPairInTpm(const Name& keyName, const KeyParams& params);
+
+  virtual void
+  deleteKeyPairInTpm(const Name& keyName);
+
+  virtual shared_ptr<v1::PublicKey>
+  getPublicKeyFromTpm(const Name& keyName);
+
+  virtual Block
+  signInTpm(const uint8_t* data, size_t dataLength, const Name& keyName,
+            DigestAlgorithm digestAlgorithm);
+
+  virtual ConstBufferPtr
+  decryptInTpm(const uint8_t* data, size_t dataLength, const Name& keyName, bool isSymmetric);
+
+  virtual ConstBufferPtr
+  encryptInTpm(const uint8_t* data, size_t dataLength, const Name& keyName, bool isSymmetric);
+
+  virtual void
+  generateSymmetricKeyInTpm(const Name& keyName, const KeyParams& params);
+
+  virtual bool
+  doesKeyExistInTpm(const Name& keyName, KeyClass keyClass);
+
+  virtual bool
+  generateRandomBlock(uint8_t* res, size_t size);
+
+  virtual void
+  addAppToAcl(const Name& keyName, KeyClass keyClass, const std::string& appPath, AclType acl);
+
+  virtual std::string
+  getScheme();
+
+protected:
+  virtual ConstBufferPtr
+  exportPrivateKeyPkcs8FromTpm(const Name& keyName);
+
+  virtual bool
+  importPrivateKeyPkcs8IntoTpm(const Name& keyName, const uint8_t* buffer, size_t bufferSize);
+
+  virtual bool
+  importPublicKeyPkcs1IntoTpm(const Name& keyName, const uint8_t* buffer, size_t bufferSize);
+
+public:
+  static const std::string SCHEME;
+};
+
+} // namespace v1
+} // namespace security
+} // namespace ndn
+
+#endif // NDN_TESTS_SECURITY_V1_DUMMY_KEYCHAIN_HPP