diff --git a/src/security/key-params.hpp b/src/security/key-params.hpp
index ee46c71..4c7d118 100644
--- a/src/security/key-params.hpp
+++ b/src/security/key-params.hpp
@@ -238,6 +238,20 @@
     setKeySize(size);
   }
 
+  /**
+   * @brief Create key parameter with auto-created keyId.
+   *
+   * This method is used only if user does not want to maintain the uniqueness of key name.
+   * By default, an 8-byte random number will be used as the key Id.
+   */
+  explicit
+  SimpleSymmetricKeyParams(uint32_t size = KeyParamsInfo::getDefaultSize(),
+                           KeyIdType keyIdType = KeyIdType::RANDOM)
+    : KeyParams(KeyParamsInfo::getType(), keyIdType)
+  {
+    setKeySize(size);
+  }
+
   uint32_t
   getKeySize() const
   {
diff --git a/tests/unit-tests/security/key-params.t.cpp b/tests/unit-tests/security/key-params.t.cpp
index a877625..8903e46 100644
--- a/tests/unit-tests/security/key-params.t.cpp
+++ b/tests/unit-tests/security/key-params.t.cpp
@@ -100,6 +100,11 @@
   BOOST_CHECK_EQUAL(params5.getKeySize(), 128);
   BOOST_CHECK_EQUAL(params5.getKeyIdType(), KeyIdType::USER_SPECIFIED);
   BOOST_CHECK_EQUAL(params5.getKeyId(), keyId);
+
+  AesKeyParams params6(192);
+  BOOST_CHECK(params6.getKeyType() == KeyType::AES);
+  BOOST_CHECK_EQUAL(params6.getKeySize(), 192);
+  BOOST_CHECK(params6.getKeyIdType() == KeyIdType::RANDOM);
 }
 
 BOOST_AUTO_TEST_CASE(KeyIdTypeInfo)