From 40babf79515465aa03b4e851a435c3966aa3c1df Mon Sep 17 00:00:00 2001
From: RoSchmi <Dr-Roland-Schmidt@t-online.de>
Date: Tue, 2 Nov 2021 14:52:38 +0100
Subject: [PATCH] Added DigiCert Global Root G2 to code, not yet activated

---
 include/config.h | 31 +++++++++++++++++++++++++++++++
 src/main.cpp     |  6 +++++-
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/include/config.h b/include/config.h
index 98a1a67..135208f 100644
--- a/include/config.h
+++ b/include/config.h
@@ -119,7 +119,38 @@
 #define SENSOR_3_FAHRENHEIT 0         // 1 = yes, 0 = no - Display in Fahrenheit scale
 #define SENSOR_4_FAHRENHEIT 0         // 1 = yes, 0 = no - Display in Fahrenheit scale
 
+//-https://techcommunity.microsoft.com/t5/azure-storage/azure-storage-tls-critical-changes-are-almost-here-and-why-you/ba-p/2741581
+//
+//
+// To continue without disruption due to this change, 
+// Microsoft recommends that client applications or devices 
+// trust the root CA – DigiCert Global Root G2: 
+// DigiCert Global Root G2 
+// (Thumbprint: df3c24f9bfd666761b268073fe06d1cc8d4f82a4)
 
+const char *digicert_globalroot_g2_ca =
+"-----BEGIN CERTIFICATE-----\n"
+"MIIDjjCCAnagAwIBAgIQAzrx5qcRqaC7KGSxHQn65TANBgkqhkiG9w0BAQsFADBh\n"
+"MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3\n"
+"d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH\n"
+"MjAeFw0xMzA4MDExMjAwMDBaFw0zODAxMTUxMjAwMDBaMGExCzAJBgNVBAYTAlVT\n"
+"MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j\n"
+"b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IEcyMIIBIjANBgkqhkiG\n"
+"9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuzfNNNx7a8myaJCtSnX/RrohCgiN9RlUyfuI\n"
+"2/Ou8jqJkTx65qsGGmvPrC3oXgkkRLpimn7Wo6h+4FR1IAWsULecYxpsMNzaHxmx\n"
+"1x7e/dfgy5SDN67sH0NO3Xss0r0upS/kqbitOtSZpLYl6ZtrAGCSYP9PIUkY92eQ\n"
+"q2EGnI/yuum06ZIya7XzV+hdG82MHauVBJVJ8zUtluNJbd134/tJS7SsVQepj5Wz\n"
+"tCO7TG1F8PapspUwtP1MVYwnSlcUfIKdzXOS0xZKBgyMUNGPHgm+F6HmIcr9g+UQ\n"
+"vIOlCsRnKPZzFBQ9RnbDhxSJITRNrw9FDKZJobq7nMWxM4MphQIDAQABo0IwQDAP\n"
+"BgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBhjAdBgNVHQ4EFgQUTiJUIBiV\n"
+"5uNu5g/6+rkS7QYXjzkwDQYJKoZIhvcNAQELBQADggEBAGBnKJRvDkhj6zHd6mcY\n"
+"1Yl9PMWLSn/pvtsrF9+wX3N3KjITOYFnQoQj8kVnNeyIv/iPsGEMNKSuIEyExtv4\n"
+"NeF22d+mQrvHRAiGfzZ0JFrabA0UWTW98kndth/Jsw1HKj2ZL7tcu7XUIOGZX1NG\n"
+"Fdtom/DzMNU+MeKNhJ7jitralj41E6Vf8PlwUHBHQRFXGU7Aj64GxJUTFy8bJZ91\n"
+"8rGOmaFvE7FBcf6IKshPECBV1/MUReXgRPTqh5Uykw7+U0b6LJ3/iyK5S9kJRaTe\n"
+"pLiaWN0bfVKfjllDiIGknibVb63dDcY3fe0Dkhvld1927jyNxF1WW6LZZm6zNTfl\n"
+"MrY=\n"
+"-----END CERTIFICATE-----";
 
 const char *baltimore_root_ca =
 "-----BEGIN CERTIFICATE-----\n"
diff --git a/src/main.cpp b/src/main.cpp
index 11c743c..eda1b55 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,4 @@
-// Program 'Esp32_WiFiManager_HeatingSurvey'
+// Program 'Esp32_WiFiManager_HeatingSurvey
 // Copyright: RoSchmi 2021, License: Apache 2.0
 
 // This App for Esp32 monitors the activity of the burner of an oil-heating
@@ -128,8 +128,12 @@ const bool augmentTableNameWithYear = true;
 
 typedef const char* X509Certificate;
 
+// https://techcommunity.microsoft.com/t5/azure-storage/azure-storage-tls-critical-changes-are-almost-here-and-why-you/ba-p/2741581
+// baltimore_root_ca will expire in 2025, then take digicert_globalroot_g2_ca
 X509Certificate myX509Certificate = baltimore_root_ca;
 
+//X509Certificate myX509Certificate = digicert_globalroot_g2_ca;
+
 // Init the Secure client object
 
 #if TRANSPORT_PROTOCOL == 1