updated TLS version

Author: nabhishek

articles/data-factory/data-movement-security-considerations.md

@@ -51,11 +51,14 @@ In this article, we review security considerations in the following two data mov
 - **Store credentials in Azure Key Vault**. You can also store the data store's credential in [Azure Key Vault](https://azure.microsoft.com/services/key-vault/). Data Factory retrieves the credential during the execution of an activity. For more information, see [Store credential in Azure Key Vault](store-credentials-in-key-vault.md).
 
 ### Data encryption in transit
-If the cloud data store supports HTTPS or TLS, all data transfers between data movement services in Data Factory and a cloud data store are via secure channel HTTPS or TLS.
+If the cloud data store supports HTTPS or TLS, all data transfers between data movement services in Data Factory and a cloud data store are via secure channel HTTPS or TLS .
 
 > [!NOTE]
 > All connections to Azure SQL Database and Azure SQL Data Warehouse require encryption (SSL/TLS) while data is in transit to and from the database. When you're authoring a pipeline by using JSON, add the encryption property and set it to **true** in the connection string. For Azure Storage, you can use **HTTPS** in the connection string.
 
+> [!NOTE]
+> TLS version used is 1.2.
+
 ### Data encryption at rest
 Some data stores support encryption of data at rest. We recommend that you enable the data encryption mechanism for those data stores.