diff --git a/tests/unit-tests/security/signature-sha256-with-rsa.t.cpp b/tests/unit-tests/security/signature-sha256-with-rsa.t.cpp
new file mode 100644
index 0000000..0eb39f4
--- /dev/null
+++ b/tests/unit-tests/security/signature-sha256-with-rsa.t.cpp
@@ -0,0 +1,176 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2015 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.
+ */
+
+#include "security/signature-sha256-with-rsa.hpp"
+#include "security/key-chain.hpp"
+#include "security/validator.hpp"
+#include "util/scheduler.hpp"
+#include "identity-management-fixture.hpp"
+#include "../unit-test-time-fixture.hpp"
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace tests {
+
+class SignatureSha256RsaTimeFixture : public UnitTestTimeFixture
+                                    , public security::IdentityManagementFixture
+{
+public:
+  SignatureSha256RsaTimeFixture()
+    : scheduler(io)
+  {
+  }
+
+public:
+  Scheduler scheduler;
+};
+
+BOOST_FIXTURE_TEST_SUITE(SecuritySignatureSha256WithRsa, SignatureSha256RsaTimeFixture)
+
+const uint8_t sigInfo[] = {
+0x16, 0x1b, // SignatureInfo
+  0x1b, 0x01, // SignatureType
+    0x01,
+  0x1c, 0x16, // KeyLocator
+    0x07, 0x14, // Name
+      0x08, 0x04,
+        0x74, 0x65, 0x73, 0x74,
+      0x08, 0x03,
+        0x6b, 0x65, 0x79,
+      0x08, 0x07,
+        0x6c, 0x6f, 0x63, 0x61, 0x74, 0x6f, 0x72
+};
+
+const uint8_t sigValue[] = {
+0x17, 0x80, // SignatureValue
+  0x2f, 0xd6, 0xf1, 0x6e, 0x80, 0x6f, 0x10, 0xbe, 0xb1, 0x6f, 0x3e, 0x31, 0xec,
+  0xe3, 0xb9, 0xea, 0x83, 0x30, 0x40, 0x03, 0xfc, 0xa0, 0x13, 0xd9, 0xb3, 0xc6,
+  0x25, 0x16, 0x2d, 0xa6, 0x58, 0x41, 0x69, 0x62, 0x56, 0xd8, 0xb3, 0x6a, 0x38,
+  0x76, 0x56, 0xea, 0x61, 0xb2, 0x32, 0x70, 0x1c, 0xb6, 0x4d, 0x10, 0x1d, 0xdc,
+  0x92, 0x8e, 0x52, 0xa5, 0x8a, 0x1d, 0xd9, 0x96, 0x5e, 0xc0, 0x62, 0x0b, 0xcf,
+  0x3a, 0x9d, 0x7f, 0xca, 0xbe, 0xa1, 0x41, 0x71, 0x85, 0x7a, 0x8b, 0x5d, 0xa9,
+  0x64, 0xd6, 0x66, 0xb4, 0xe9, 0x8d, 0x0c, 0x28, 0x43, 0xee, 0xa6, 0x64, 0xe8,
+  0x55, 0xf6, 0x1c, 0x19, 0x0b, 0xef, 0x99, 0x25, 0x1e, 0xdc, 0x78, 0xb3, 0xa7,
+  0xaa, 0x0d, 0x14, 0x58, 0x30, 0xe5, 0x37, 0x6a, 0x6d, 0xdb, 0x56, 0xac, 0xa3,
+  0xfc, 0x90, 0x7a, 0xb8, 0x66, 0x9c, 0x0e, 0xf6, 0xb7, 0x64, 0xd1
+};
+
+
+BOOST_AUTO_TEST_CASE(Decoding)
+{
+  Block sigInfoBlock(sigInfo, sizeof(sigInfo));
+  Block sigValueBlock(sigValue, sizeof(sigValue));
+
+  Signature sig(sigInfoBlock, sigValueBlock);
+  BOOST_CHECK_NO_THROW(SignatureSha256WithRsa(sig));
+  BOOST_CHECK_NO_THROW(sig.getKeyLocator());
+}
+
+BOOST_AUTO_TEST_CASE(Encoding)
+{
+  Name name("/test/key/locator");
+  KeyLocator keyLocator(name);
+
+  SignatureSha256WithRsa sig(keyLocator);
+
+  BOOST_CHECK_NO_THROW(sig.getKeyLocator());
+
+  const Block& encodeSigInfoBlock = sig.getInfo();
+
+  Block sigInfoBlock(sigInfo, sizeof(sigInfo));
+
+  BOOST_CHECK_EQUAL_COLLECTIONS(sigInfoBlock.wire(),
+                                sigInfoBlock.wire() + sigInfoBlock.size(),
+                                encodeSigInfoBlock.wire(),
+                                encodeSigInfoBlock.wire() + encodeSigInfoBlock.size());
+
+  sig.setKeyLocator(Name("/test/another/key/locator"));
+
+  const Block& encodeSigInfoBlock2 = sig.getInfo();
+  BOOST_CHECK(sigInfoBlock != encodeSigInfoBlock2);
+}
+
+BOOST_AUTO_TEST_CASE(DataSignature)
+{
+  Name identityName("/SecurityTestSignatureSha256WithRsa/DataSignature");
+  BOOST_REQUIRE(addIdentity(identityName, RsaKeyParams()));
+  shared_ptr<PublicKey> publicKey;
+  BOOST_REQUIRE_NO_THROW(publicKey = m_keyChain.getPublicKeyFromTpm(
+    m_keyChain.getDefaultKeyNameForIdentity(identityName)));
+
+  Data testData("/SecurityTestSignatureSha256WithRsa/DataSignature/Data1");
+  char content[5] = "1234";
+  testData.setContent(reinterpret_cast<uint8_t*>(content), 5);
+  BOOST_CHECK_NO_THROW(m_keyChain.signByIdentity(testData, identityName));
+  Block dataBlock(testData.wireEncode().wire(), testData.wireEncode().size());
+
+  Data testData2;
+  testData2.wireDecode(dataBlock);
+  BOOST_CHECK(Validator::verifySignature(testData2, *publicKey));
+}
+
+BOOST_AUTO_TEST_CASE(InterestSignature)
+{
+  Name identityName("/SecurityTestSignatureSha256WithRsa/InterestSignature");
+  BOOST_REQUIRE(addIdentity(identityName, RsaKeyParams()));
+  shared_ptr<PublicKey> publicKey;
+  BOOST_REQUIRE_NO_THROW(publicKey = m_keyChain.getPublicKeyFromTpm(
+    m_keyChain.getDefaultKeyNameForIdentity(identityName)));
+
+  Interest interest("/SecurityTestSignatureSha256WithRsa/InterestSignature/Interest1");
+  Interest interest11("/SecurityTestSignatureSha256WithRsa/InterestSignature/Interest1");
+
+  scheduler.scheduleEvent(time::milliseconds(100), [&] {
+      BOOST_CHECK_NO_THROW(m_keyChain.signByIdentity(interest, identityName));
+    });
+
+  advanceClocks(time::milliseconds(100));
+  scheduler.scheduleEvent(time::milliseconds(100), [&] {
+      BOOST_CHECK_NO_THROW(m_keyChain.signByIdentity(interest11, identityName));
+    });
+
+  advanceClocks(time::milliseconds(100));
+
+  time::system_clock::TimePoint timestamp1 =
+    time::fromUnixTimestamp(
+      time::milliseconds(interest.getName().get(signed_interest::POS_TIMESTAMP).toNumber()));
+
+  time::system_clock::TimePoint timestamp2 =
+    time::fromUnixTimestamp(
+      time::milliseconds(interest11.getName().get(signed_interest::POS_TIMESTAMP).toNumber()));
+
+  BOOST_CHECK_EQUAL(time::milliseconds(100), (timestamp2 - timestamp1));
+
+  uint64_t nonce1 = interest.getName().get(signed_interest::POS_RANDOM_VAL).toNumber();
+  uint64_t nonce2 = interest11.getName().get(signed_interest::POS_RANDOM_VAL).toNumber();
+  BOOST_WARN_NE(nonce1, nonce2);
+
+  Block interestBlock(interest.wireEncode().wire(), interest.wireEncode().size());
+
+  Interest interest2;
+  interest2.wireDecode(interestBlock);
+  BOOST_CHECK(Validator::verifySignature(interest2, *publicKey));
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace tests
+} // namespace ndn