diff --git a/src/detail/info-encoder.cpp b/src/detail/info-encoder.cpp
new file mode 100644
index 0000000..7939526
--- /dev/null
+++ b/src/detail/info-encoder.cpp
@@ -0,0 +1,81 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2017-2020, 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.
+ */
+
+#include "info-encoder.hpp"
+
+namespace ndn {
+namespace ndncert {
+
+Block
+InfoEncoder::encodeDataContent(const CaProfile& caConfig, const security::Certificate& certificate)
+{
+  auto content = makeEmptyBlock(ndn::tlv::Content);
+  content.push_back(makeNestedBlock(tlv::CaPrefix, caConfig.m_caPrefix));
+  std::string caInfo = "";
+  if (caConfig.m_caInfo == "") {
+    caInfo = "Issued by " + certificate.getSignatureInfo().getKeyLocator().getName().toUri();
+  }
+  else {
+    caInfo = caConfig.m_caInfo;
+  }
+  content.push_back(makeStringBlock(tlv::CaInfo, caInfo));
+  for (const auto& key : caConfig.m_probeParameterKeys) {
+    content.push_back(makeStringBlock(tlv::ParameterKey, key));
+  }
+  content.push_back(makeNonNegativeIntegerBlock(tlv::MaxValidityPeriod, caConfig.m_maxValidityPeriod.count()));
+  content.push_back(makeNestedBlock(tlv::CaCertificate, certificate));
+  content.encode();
+  return content;
+}
+
+CaProfile
+InfoEncoder::decodeDataContent(const Block& block)
+{
+  CaProfile result;
+  block.parse();
+  for (auto const& item : block.elements()) {
+    switch (item.type()) {
+    case tlv::CaPrefix:
+      item.parse();
+      result.m_caPrefix.wireDecode(item.get(ndn::tlv::Name));
+      break;
+    case tlv::CaInfo:
+      result.m_caInfo = readString(item);
+      break;
+    case tlv::ParameterKey:
+      result.m_probeParameterKeys.push_back(readString(item));
+      break;
+    case tlv::MaxValidityPeriod:
+      result.m_maxValidityPeriod = time::seconds(readNonNegativeInteger(item));
+      break;
+    case tlv::CaCertificate:
+      item.parse();
+      result.m_cert = std::make_shared<security::Certificate>(item.get(ndn::tlv::Data));
+      break;
+    default:
+      continue;
+      break;
+    }
+  }
+  return result;
+}
+
+} // namespace ndncert
+} // namespace ndn
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