diff --git a/packages/kbn-search-connectors/types/native_connectors.ts b/packages/kbn-search-connectors/types/native_connectors.ts
index 6459bbdf20ff9..e716c53b4aec8 100644
--- a/packages/kbn-search-connectors/types/native_connectors.ts
+++ b/packages/kbn-search-connectors/types/native_connectors.ts
@@ -4662,6 +4662,36 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
   },
   sharepoint_server: {
     configuration: {
+      authentication: {
+        default_value: null,
+        depends_on: [],
+        display: DisplayType.DROPDOWN,
+        label: i18n.translate('searchConnectors.nativeConnectors.sharepoint_server.configuration.authentication', {
+          defaultMessage: 'Authentication',
+        }),
+        options: [
+          {
+            label: i18n.translate('searchConnectors.nativeConnectors.sharepoint_server.options.basicLabel', {
+              defaultMessage: 'Basic',
+            }),
+            value: 'basic_auth',
+          },
+          {
+            label: i18n.translate('searchConnectors.nativeConnectors.sharepoint_server.options.ntlmLabel', {
+              defaultMessage: 'NTLM',
+            }),
+            value: 'ntlm_auth',
+          },
+        ],
+        order: 1,
+        required: true,
+        sensitive: false,
+        tooltip: null,
+        type: FieldType.STRING,
+        ui_restrictions: [],
+        validations: [],
+        value: 'basic_auth',
+      },
       username: {
         default_value: null,
         depends_on: [],
@@ -4673,7 +4703,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 1,
+        order: 2,
         required: true,
         sensitive: false,
         tooltip: '',
@@ -4693,7 +4723,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 2,
+        order: 3,
         required: true,
         sensitive: true,
         tooltip: '',
@@ -4713,7 +4743,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 3,
+        order: 4,
         required: true,
         sensitive: false,
         tooltip: '',
@@ -4733,7 +4763,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 4,
+        order: 5,
         required: true,
         sensitive: false,
         tooltip: '',
@@ -4748,7 +4778,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
         display: DisplayType.TOGGLE,
         label: ENABLE_SSL_LABEL,
         options: [],
-        order: 5,
+        order: 6,
         required: true,
         sensitive: false,
         tooltip: null,
@@ -4768,7 +4798,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
         display: DisplayType.TEXTBOX,
         label: SSL_CERTIFICATE_LABEL,
         options: [],
-        order: 6,
+        order: 7,
         required: true,
         sensitive: false,
         tooltip: null,
@@ -4783,7 +4813,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
         display: DisplayType.NUMERIC,
         label: RETRIES_PER_REQUEST_LABEL,
         options: [],
-        order: 7,
+        order: 8,
         required: false,
         sensitive: false,
         tooltip: null,
@@ -4798,7 +4828,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
         display: DisplayType.TOGGLE,
         label: USE_TEXT_EXTRACTION_SERVICE_LABEL,
         options: [],
-        order: 8,
+        order: 9,
         required: true,
         sensitive: false,
         tooltip: USE_TEXT_EXTRACTION_SERVICE_TOOLTIP,
@@ -4813,7 +4843,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
         display: DisplayType.TOGGLE,
         label: ENABLE_DOCUMENT_LEVEL_SECURITY_LABEL,
         options: [],
-        order: 9,
+        order: 10,
         required: true,
         sensitive: false,
         tooltip: getEnableDocumentLevelSecurityTooltip(
@@ -4842,7 +4872,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 10,
+        order: 11,
         required: true,
         sensitive: false,
         tooltip: i18n.translate(
@@ -4873,7 +4903,7 @@ export const NATIVE_CONNECTOR_DEFINITIONS: Record<string, NativeConnector | unde
           }
         ),
         options: [],
-        order: 11,
+        order: 12,
         required: true,
         sensitive: false,
         tooltip: i18n.translate(