diff --git a/src/detail/crypto-helpers.cpp b/src/detail/crypto-helpers.cpp
index 63a9877..46bca46 100644
--- a/src/detail/crypto-helpers.cpp
+++ b/src/detail/crypto-helpers.cpp
@@ -189,32 +189,11 @@
     EVP_PKEY_free(evpPeerkey);
     NDN_THROW(std::runtime_error("TBD"));
   }
-  // result = ECDH_compute_key(m_sharedSecret, sizeof(m_sharedSecret), peerPoint, privECKey, nullptr);
-  // if (result == -1) {
-  //   EC_POINT_free(peerPoint);
-  //   EC_KEY_free(privECKey);
-  //   EVP_PKEY_free(m_privkey);
-  //   NDN_THROW(std::runtime_error("Cannot generate ECDH secret when calling ECDH_compute_key()"));
-  // }
-  // m_sharedSecretLen = static_cast<size_t>(result);
-  // EC_POINT_free(peerPoint);
-  // EC_KEY_free(privECKey);
-  // return m_sharedSecret;
   EVP_PKEY_CTX_free(ctx);
   EVP_PKEY_free(evpPeerkey);
   return m_secret;
 }
 
-// uint8_t*
-// ECDHState::deriveSecret(const std::string& peerKeyStr)
-// {
-//   namespace t = ndn::security::transform;
-//   OBufferStream os;
-//   t::bufferSource(peerKeyStr) >> t::base64Decode(false) >> t::streamSink(os);
-//   auto result = os.buf();
-//   return this->deriveSecret(result->data(), result->size());
-// }
-
 void
 hmacSha256(const uint8_t* data, size_t dataLen,
             const uint8_t* key, size_t keyLen,
diff --git a/src/detail/crypto-helpers.hpp b/src/detail/crypto-helpers.hpp
index d3b0e18..3eee553 100644
--- a/src/detail/crypto-helpers.hpp
+++ b/src/detail/crypto-helpers.hpp
@@ -38,12 +38,6 @@
   ECDHState();
   ~ECDHState();
 
-  // std::string
-  // getBase64PubKey();
-
-  // uint8_t*
-  // deriveSecret(const std::string& peerKeyStr);
-
   const std::vector<uint8_t>&
   deriveSecret(const uint8_t* peerkey, size_t peerKeySize);
 
diff --git a/tests/unit-tests/crypto-helper.t.cpp b/tests/unit-tests/crypto-helper.t.cpp
index 4bb2e22..63f7c11 100644
--- a/tests/unit-tests/crypto-helper.t.cpp
+++ b/tests/unit-tests/crypto-helper.t.cpp
@@ -53,25 +53,6 @@
   BOOST_CHECK_THROW(aliceState.deriveSecret(fakePub, sizeof(fakePub)), std::runtime_error);
 }
 
-// BOOST_AUTO_TEST_CASE(EcdhWithBase64Key)
-// {
-//   ECDHState aliceState;
-//   auto alicePub = aliceState.getBase64PubKey();
-//   BOOST_CHECK(alicePub != "");
-
-//   ECDHState bobState;
-//   auto bobPub = bobState.getBase64PubKey();
-//   BOOST_CHECK(bobPub != "");
-
-//   auto aliceResult = aliceState.deriveSecret(bobPub);
-//   BOOST_CHECK(aliceState.m_sharedSecretLen != 0);
-
-//   auto bobResult = bobState.deriveSecret(alicePub);
-//   BOOST_CHECK(bobState.m_sharedSecretLen != 0);
-
-//   BOOST_CHECK_EQUAL_COLLECTIONS(aliceResult, aliceResult + 32, bobResult, bobResult + 32);
-// }
-
 BOOST_AUTO_TEST_CASE(HmacSha256)
 {
   const uint8_t input[] = {0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,