Updated warning for ROPC flow with MFA (#27671)

Co-authored-by: Yeming Liu <[email protected]>

Author: isra-fel

src/Accounts/Accounts/Account/ConnectAzureRmAccount.cs

@@ -340,7 +340,7 @@ public override void ExecuteCmdlet()
 
             if (ParameterSetName.Equals(UserWithCredentialParameterSet))
             {
-                WriteWarning(Resources.UsernamePasswordDeprecateWarningMessage);
+                WriteWarning(IsSigningInToPublicCloud() ? Resources.RopcDeprecationPublicCloud : Resources.RopcDeprecationSovereignClouds);
             }
 
             if (MyInvocation.BoundParameters.ContainsKey(nameof(Subscription)))
@@ -598,6 +598,15 @@ public override void ExecuteCmdlet()
             }
         }
 
+        private bool IsSigningInToPublicCloud()
+        {
+            if (_environment == null)
+            {
+                return true; // Default to public cloud if no environment is specified
+            }
+            return _environment.ActiveDirectoryAuthority.Equals(AzureEnvironment.PublicEnvironments[EnvironmentName.AzureCloud].ActiveDirectoryAuthority, StringComparison.OrdinalIgnoreCase);
+        }
+
         private void WriteAnnouncementsPeriodically()
         {
             if (ParameterSetName != UserParameterSet)

src/Accounts/Accounts/ChangeLog.md

@@ -19,6 +19,7 @@
 -->
 
 ## Upcoming Release
+* Updated warning message about MFA. For more details, see https://go.microsoft.com/fwlink/?linkid=2276314
 * Fixed token in auxiliary authentication header.
 * Collected authentication method for telemetry in end process of cmdlet.
 

src/Accounts/Accounts/Properties/Resources.Designer.cs

@@ -631,7 +631,10 @@
   <data name="ReportIssue" xml:space="preserve">
     <value>If you encounter any problem, please open an issue at: https://aka.ms/azpsissue</value>
   </data>
-  <data name="UsernamePasswordDeprecateWarningMessage" xml:space="preserve">
-    <value>Authentication with a username and password at the command line is strongly discouraged. Use one of the recommended authentication methods based on your requirements. For additional information, visit https://go.microsoft.com/fwlink/?linkid=2276971.</value>
+  <data name="RopcDeprecationPublicCloud" xml:space="preserve">
+    <value>Starting July 01, 2025, MFA will be gradually enforced for Azure public cloud. The authentication with username and password in the command line is not supported with MFA. Consider using one of the compatible authentication methods. For more details, see https://go.microsoft.com/fwlink/?linkid=2276314</value>
+  </data>
+  <data name="RopcDeprecationSovereignClouds" xml:space="preserve">
+    <value>Using authentication with username and password in the command line is strongly discouraged. Consider using one of the recommended authentication methods. For more details, see https://go.microsoft.com/fwlink/?linkid=2276314</value>
   </data>
 </root>