diff --git a/src/core/zowe/core_for_zowe_sdk/session.py b/src/core/zowe/core_for_zowe_sdk/session.py
index 83efab4a..31e0018e 100644
--- a/src/core/zowe/core_for_zowe_sdk/session.py
+++ b/src/core/zowe/core_for_zowe_sdk/session.py
@@ -33,6 +33,8 @@ class ISession:
     type: Optional[str] = None
     tokenType: Optional[str] = None
     tokenValue: Optional[str] = None
+    cert: Optional[str] = None
+    certKey: Optional[str] = None
 
 
 class Session:
@@ -64,6 +66,10 @@ def __init__(self, props: dict) -> None:
         elif props.get("tokenValue") is not None:
             self.session.tokenValue = props.get("tokenValue")
             self.session.type = session_constants.AUTH_TYPE_BEARER
+        elif props.get("cert") is not None and props.get("certKey") is not None:
+            self.session.cert = props.get("cert")
+            self.session.certKey = props.get("certKey")
+            self.session.type = session_constants.AUTH_TYPE_CERT_PEM
         else:
             self.session.type = session_constants.AUTH_TYPE_NONE
             self.__logger.info("Authentication method not supplied")
diff --git a/tests/unit/core/test_sdk_api.py b/tests/unit/core/test_sdk_api.py
index 9398dd92..97f7d2e5 100644
--- a/tests/unit/core/test_sdk_api.py
+++ b/tests/unit/core/test_sdk_api.py
@@ -16,21 +16,18 @@ def setUp(self):
         common_props = {"host": "mock-url.com", "port": 443, "protocol": "https", "rejectUnauthorized": True}
         self.basic_props = {**common_props, "user": "Username", "password": "Password"}
         self.bearer_props = {**common_props, "tokenValue": "BearerToken"}
-        self.token_props = {
-            **common_props,
-            "tokenType": "MyToken",
-            "tokenValue": "TokenValue",
-        }
+        self.token_props = {**common_props, "tokenType": "MyToken", "tokenValue": "TokenValue"}
+        self.cert_props = {**common_props, "cert": "cert", "certKey": "certKey"}
         self.default_url = "https://default-api.com/"
 
     def test_object_should_be_instance_of_class(self):
         """Created object should be instance of SdkApi class."""
         sdk_api = SdkApi(self.basic_props, self.default_url)
         self.assertIsInstance(sdk_api, SdkApi)
-    
-    @mock.patch('requests.Session.close') 
+
+    @mock.patch("requests.Session.close")
     def test_context_manager_closes_session(self, mock_close_request):
-    
+
         mock_close_request.return_value = mock.Mock(headers={"Content-Type": "application/json"}, status_code=200)
         with SdkApi(self.basic_props, self.default_url) as api:
             pass
@@ -46,14 +43,16 @@ def test_session_no_host_logger(self, mock_logger_error: mock.MagicMock):
             mock_logger_error.assert_called()
             self.assertIn("Host", mock_logger_error.call_args[0][0])
 
-    @mock.patch("logging.Logger.error")
-    def test_session_no_authentication_logger(self, mock_logger_error: mock.MagicMock):
+    def test_should_handle_none_auth(self):
         props = {"host": "test"}
-        try:
-            sdk_api = SdkApi(props, self.default_url)
-        except Exception:
-            mock_logger_error.assert_called()
-            self.assertIn("Authentication", mock_logger_error.call_args[0][0])
+        sdk_api = SdkApi(props, self.default_url)
+        self.assertEqual(sdk_api.session.password, None)
+
+    def test_should_handle_cert_auth(self):
+        props = self.cert_props
+        sdk_api = SdkApi(props, self.default_url)
+        self.assertEqual(sdk_api.session.cert, self.cert_props["cert"])
+        self.assertEqual(sdk_api.session.certKey, self.cert_props["certKey"])
 
     def test_should_handle_basic_auth(self):
         """Created object should handle basic authentication."""