diff --git a/tests/identity-management-fixture.hpp b/tests/identity-management-fixture.hpp
index 29eeede..9c9a4b5 100644
--- a/tests/identity-management-fixture.hpp
+++ b/tests/identity-management-fixture.hpp
@@ -29,8 +29,10 @@
 #define NDNCERT_TESTS_IDENTITY_MANAGEMENT_FIXTURE_HPP
 
 #include "test-common.hpp"
-
 #include <ndn-cxx/security/key-chain.hpp>
+#include <ndn-cxx/security/v2/key-chain.hpp>
+#include <ndn-cxx/security/v2/additional-description.hpp>
+#include <ndn-cxx/security/signing-helpers.hpp>
 
 namespace ndn {
 namespace ndncert {
@@ -71,6 +73,61 @@
   std::vector<std::string> m_certFiles;
 };
 
+/**
+ * @brief A test suite level fixture to help with identity management
+ *
+ * Test cases in the suite can use this fixture to create identities.  Identities,
+ * certificates, and saved certificates are automatically removed during test teardown.
+ */
+class IdentityManagementV2Fixture
+{
+public:
+  IdentityManagementV2Fixture();
+
+  /**
+   * @brief Add identity @p identityName
+   * @return name of the created self-signed certificate
+   */
+  security::Identity
+  addIdentity(const Name& identityName, const KeyParams& params = security::v2::KeyChain::getDefaultKeyParams());
+
+  /**
+   *  @brief Save identity certificate to a file
+   *  @param identity identity
+   *  @param filename file name, should be writable
+   *  @return whether successful
+   */
+  bool
+  saveIdentityCertificate(const security::Identity& identity, const std::string& filename);
+
+  /**
+   * @brief Issue a certificate for \p subIdentityName signed by \p issuer
+   *
+   *  If identity does not exist, it is created.
+   *  A new key is generated as the default key for identity.
+   *  A default certificate for the key is signed by the issuer using its default certificate.
+   *
+   *  @return the sub identity
+   */
+  security::Identity
+  addSubCertificate(const Name& subIdentityName, const security::Identity& issuer,
+                    const KeyParams& params = security::v2::KeyChain::getDefaultKeyParams());
+
+  /**
+   * @brief Add a self-signed certificate to @p key with issuer ID @p issuer
+   */
+  security::v2::Certificate
+  addCertificate(const security::Key& key, const std::string& issuer);
+
+  bool
+  saveCertToFile(const Data& obj, const std::string& filename);
+
+protected:
+  std::set<Name> m_identities;
+  std::set<std::string> m_certFiles;
+  security::v2::KeyChain m_keyChain;
+};
+
 /** \brief convenience base class for inheriting from both UnitTestTimeFixture
  *         and IdentityManagementFixture
  */