From 77e1f3c60e6bed11eae98d1b152cbec5e615058a Mon Sep 17 00:00:00 2001
From: Jeavon Leopold <jeavon@crumpled-dog.com>
Date: Wed, 14 Jul 2021 13:25:06 +0100
Subject: [PATCH] Update TLS setting to only add 1.2 if it doesn't exist
 already

---
 src/UmbracoFileSystemProviders.Azure/AzureFileSystem.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/UmbracoFileSystemProviders.Azure/AzureFileSystem.cs b/src/UmbracoFileSystemProviders.Azure/AzureFileSystem.cs
index aac197f..9ec8a2f 100644
--- a/src/UmbracoFileSystemProviders.Azure/AzureFileSystem.cs
+++ b/src/UmbracoFileSystemProviders.Azure/AzureFileSystem.cs
@@ -92,8 +92,10 @@ internal class AzureFileSystem : IFileSystem
         /// </exception>
         internal AzureFileSystem(string containerName, string rootUrl, string connectionString, int maxDays, bool useDefaultRoute, BlobContainerPublicAccessType accessType)
         {
-
-            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
+            if (ServicePointManager.SecurityProtocol.HasFlag(SecurityProtocolType.Tls12) == false)
+            {
+                ServicePointManager.SecurityProtocol = ServicePointManager.SecurityProtocol | SecurityProtocolType.Tls12;
+            }
 
             if (string.IsNullOrWhiteSpace(containerName))
             {