3,307 questions with Microsoft Security | Microsoft Entra | Microsoft Entra External ID tags
Migrating from Forms Authentication to Azure ADB2C
We are currently in the process of transitioning from forms authentication to Azure AD B2C (ADB2C). Our web application is developed using the MVC C# framework and .NET Standard. We have successfully integrated ADB2C login into the application utilising…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Action required: Make a purchase by September 5, 2025 to continue using your tenant
Hi, I received the message: “Complete a purchase by September 5, 2025 to keep your account active.” However, I am actively using this tenant to create app registrations and to authenticate users via OpenID Connect (OIDC). Since the tenant is in use for…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
How to fix error AADSTS500210 when using a custom domain?
We have two Entra External ID tenants (companydev and companyprod). For both of them we set up a custom domain (id-dev.company.com and id.company.com). In both tenants, I created a user flow and added an app registration to it. When I grab the OpenID…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Experiencing authentication issues
{ "sessionId": "a872e64edb104d9d8f2b587def236fc4", "errors": [ { "errorMessage": "interaction_required: AADSTS16000: User account '{EUII Hidden}' from identity provider 'live.com' does not exist…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID

Microsoft Entra External ID - Customers - how to trigger sign-up flow from link
Hi - I'm using External ID in an external tenant (customer) and wanting to provider a "sign up" link in an email. Ideally that would also prepopulates the users email address. I've trying setting the "prompt=signup" in the oauth…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID

I am not able to login to my tenant.Error message: AADSTS5000224.Trace ID: 0643a3d7-35b6-4000-8673-28314c2f5d00 Correlation ID: 0fa838a5-e295-485f-85f3-c712abe91887 Timestamp: 2025-06-24 05:42:49Z
I am not able to login to my tenant in azure portal with following error.
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Does the checkbox in “Target Domains” for External Collaboration control policy enforcement or just deletion?
Hi everyone, I’m trying to clarify how the “Target Domains” list works under External Collaboration Settings in Microsoft Entra ID (formerly Azure AD). Scenario: I select “Allow invitations only to the specified domains (most restrictive)”. I add a…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Why does the app show a blank screen on iPhone after Azure AD login, while it works fine on desktop?
We are using Azure App Service to host the frontend of the application. The user is experiencing an issue on an iPhone where, after logging in, the application loads but displays a completely blank screen. He has cleared the cache on his phone and even…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Other account Stuck in verification Loop and can't access my data
I am locked out of my Azure account due to a verification loop. Can you remove the verification? my email account is xxxxxxx now I do not have access to my data that is critical for work.
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Password restrictions - Microsoft Entra External ID
Hello guys, I just want to confirm if we are still unable to change any password restrictions on Microsoft Entra External ID like it's described on the documentation (link) below or if there is any new feature about…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Custom Domain verification fails in the Entra Id
I'm trying to add the custom domain in the Entra ID but it keeps failing to verify though the TXT record is already added in the Domain hosted under GoDaddy.
Microsoft Security | Microsoft Entra | Microsoft Entra External ID

Unable to Verify Domain - Multi Domain Challenge
We have Multiple domains as a Group Company. All of them are on separate M365 Tenants, and all the domains are trusted. We are building applications on Azure and want to authenticate users using Entra ID. When I try to use CustomDomain to add the group…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID

Azure AD /token endpoint returns expires_in as string which is causing OAuth MCP client compatibility issues
Hi, We are developing an OAuth-compliant MCP - Model Context Protocol - server and using MCP Inspector as our OAuth and MCP client for integration and testing with Microsoft Entra ID. However when exchanging the authorization code at the /token…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Created a fake work account for a free trial, now getting error
Hello, I was between jobs, and tried to load a free trial tutorial from a site that required a work login. I used a domain from a defunct employer, Raycom Media. I suppose I didn't shut it down correctly, because I am getting an "Account…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Managing Identity with Azure Entra for Multiple Clients
How can Azure Entra be utilized to manage identity for a web application that is expecting to grow from approximately 200 clients? Each client can customize their login theme and will have multiple users. Considering that Azure Entra ID has a limitation…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Azure Function works with Entra ID custom authentication extension when created manually in portal, but not after deploying via Visual Studio
I have already asked this on Stackoverflow you can see imanges as well on stackoverflow https://stackoverflow.com/questions/79683577/azure-function-works-with-entra-id-custom-authentication-extension-when-created Case 1 Here is public endpoint which is…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Availablility of Entra External ID tenant or new Azure AD B2C in Australian region
I have an urgent requirement to setup Power Pages portal for external customers integrated with either Azure AD B2C or Entra External ID in Australian Azure region. As I understand, currently Entra External ID is not yet available in Australia and we…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
String comparison for claim in OpenID returned data
We are using custom policy with Azure B2C setup which interfaces with OpenID provider for ID verification. We would like to show error if the value of a custom field called "trueidentity" returned by OpenID provider is "no" and…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
StringCompare in ADB2C Custom policy
I am trying to compare the output of (AAD-UserReadUsingEmailAddress-Hint) to verify if the user is an Admin User (value ="Admin") and if so throw an error to only show a message to signIn with normal flow. I have created a Claim Transformation…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
Microsoft Security | Microsoft Entra | Microsoft Entra ID
Support for Modern MFA Methods?
Are the any plans for External ID to support modern day MFA methods? Our company require all externally accessible applications to enforce MFA and External ID currently only supports Emails and SMS which are generally considered less secure options in…
Microsoft Security | Microsoft Entra | Microsoft Entra External ID
