Merge pull request #107648 from ash2017/patch-6

Update iot-hub-customer-managed-keys.md

Author: PRMerger15

articles/iot-hub/iot-hub-customer-managed-keys.md

@@ -14,10 +14,10 @@ ms.author: asrastog
 
 IoT Hub supports encryption of data at rest with customer-managed keys (CMK), also known as Bring your own key (BYOK), support for Azure IoT Hub. Azure IoT Hub provides encryption of data at rest and in transit. By default, IoT Hub uses Microsoft-managed keys to encrypt the data. With CMK support, customers now have the choice of encrypting the data at rest with a key encryption key, managed by the customers, using the [Azure Key Vault](https://azure.microsoft.com/services/key-vault/).
 
-This capability requires the creation of a new IoT Hub (basic or standard tier), in one of the following regions: East US, West US 2, or South Central US. To try this capability, contact us through [Microsoft support](https://azure.microsoft.com/support/create-ticket/). Share your company name and subscription ID when contacting Microsoft support.
+This capability requires the creation of a new IoT Hub (basic or standard tier), in one of the following regions: East US, West US 2, South Central US or US Gov. To try this capability, contact us through [Microsoft support](https://azure.microsoft.com/support/create-ticket/). Share your company name and subscription ID when contacting Microsoft support.
 
 ## Next steps
 
 * [Learn more about IoT Hub](https://docs.microsoft.com/azure/iot-hub/about-iot-hub)
 
-* [Learn more about Azure Key Vault](https://docs.microsoft.com/azure/key-vault/key-vault-overview)
+* [Learn more about Azure Key Vault](https://docs.microsoft.com/azure/key-vault/key-vault-overview)