ropc-implicit-flow iot-hub tutorials

Author: kgremban

articles/iot-hub/tutorial-message-enrichments.md

@@ -102,6 +102,9 @@ The values for these variables should be for the same resources you used in the
 
 Create a second endpoint and route for the enriched messages.
 
+[!INCLUDE [iot-authentication-service-connection-string.md](../../includes/iot-authentication-service-connection-string.md)]
+
+
 # [Azure portal](#tab/portal)
 
 1. In the [Azure portal](https://portal.azure.com), go to your IoT hub.

articles/iot-hub/tutorial-routing.md

@@ -54,6 +54,8 @@ There are no other prerequisites for the Azure portal.
 
 Register a new device in your IoT hub.
 
+[!INCLUDE [iot-authentication-device-connection-string.md](../../includes/iot-authentication-device-connection-string.md)]
+
 # [Azure portal](#tab/portal)
 
 1. Sign in to the [Azure portal](https://portal.azure.com) and navigate to your IoT hub.
@@ -255,6 +257,9 @@ Now set up the routing for the storage account. In this section you define a new
 
 [!INCLUDE [iot-hub-include-blob-storage-format](../../includes/iot-hub-include-blob-storage-format.md)]
 
+[!INCLUDE [iot-authentication-service-connection-string.md](../../includes/iot-authentication-service-connection-string.md)]
+
+
 # [Azure portal](#tab/portal)
 
 1. In the [Azure portal](https://portal.azure.com), go to your IoT hub.

articles/iot-hub/tutorial-use-metrics-and-diags.md

@@ -67,6 +67,8 @@ For this tutorial, we've provided a CLI script that performs the following steps
 
 4. Register a device identity for the simulated device that sends messages to your IoT hub. Save the device connection string to use to configure the simulated device.
 
+[!INCLUDE [iot-authentication-device-connection-string.md](../../includes/iot-authentication-device-connection-string.md)]
+
 ### Set up resources using Azure CLI
 
 Copy and paste the following commands into Cloud Shell or a local command line instance that has the Azure CLI installed. Some of the commands may take some time to execute. The new resources are created in the resource group *ContosoResources*.