69,555 questions with Microsoft Security-related tags

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What triggers Microsoft's Defender filtering layer to assign a Spam Confidence Level (SCL) score?

Calling all Exchange and Microsoft 365 experts!   I am investigating why two messages (received by the same recipient) sent from the same sender, domain, IP, and infrastructure received different Spam Confidence Level (SCL) scores from Microsoft’s cloud…

Microsoft Security | Microsoft Defender | Other
asked 2025-07-16T16:14:31.6866667+00:00
Maxim 20 Reputation points
edited the question 2025-07-18T05:04:24.1866667+00:00
Ami2025 1,675 Reputation points Microsoft External Staff Moderator
1 answer

login using passwordless authentication, results in error "Check your Authenticator app" "That password is incorrect for your Microsoft account"

Both me and a colleague on different devices with different accounts are experiencing the same error. We try to log on to Microsoft Outlook (with personal accounts with passwordless enabled) we enter the email address and click next. We get the number…

Microsoft Security | Microsoft Authenticator
asked 2025-07-17T08:48:07.0933333+00:00
Danny Swarbrick 0 Reputation points
commented 2025-07-18T04:48:20.9433333+00:00
Azeem Cv 1 Reputation point
0 answers

Unable to delete custom attribute (Azure AD B2C)

Hi team, I am unable to delete my custom user attribute from the "User attributes" tab inside "Azure AD B2C". I also checked all of my users and I made sure that every one of them has this attribute (userRoles) disabled. Please help…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2025-07-17T18:22:59.69+00:00
Darshil Shah 0 Reputation points
commented 2025-07-18T04:13:36.4533333+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Microsoft 365 Verify your Identity Error 399287

Hello @Anonymous , Could you please help , I've read your answer on https://learn.microsoft.com/en-us/answers/questions/4372782/global-admin-account-2fa-error-399287 , and I have same problem. I'm trying to Login in my Microsoft 365 Admin center to…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-17T06:47:47.6433333+00:00
Cau Lim 0 Reputation points
accepted 2025-07-18T03:05:05.15+00:00
Cau Lim 0 Reputation points
0 answers

Error approving login via Authenticator app

To access my Microsoft account, I'm using the Authenticator app for validation. Therefore, I don't use a password; I simply approve the login from the notification I receive in the Authenticator app. This worked until now, but now I get a message saying…

Microsoft Security | Microsoft Authenticator
asked 2025-07-17T17:47:43.09+00:00
Cassiano 0 Reputation points
commented 2025-07-18T01:45:19.2466667+00:00
Cassiano 0 Reputation points
2 answers

I cannot log in to my Azure portal. Error code: AADSTS5000224

I am a Microsoft FTE and my personal account is linked to my corporate account. I am not able to login to my personal account and also not able to reach out to support. Can someone please help?

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-10T06:49:09.3833333+00:00
Sourav Poddar 0 Reputation points
answered 2025-07-18T01:42:04.59+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
0 answers

"AADSTS50173: The provided grant has expired due to it being revoked, a fresh auth token is needed. The user might have changed or reset their password. The grant was issued....

While I understand this error happens and https://learn.microsoft.com/en-us/troubleshoot/entra/entra-id/app-integration/error-code-aadsts50173-grant-expired-revoked is there to solve. I need specific help because several authentications all at the same…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-11T03:03:30.1133333+00:00
eric yu 0 Reputation points
commented 2025-07-18T01:28:54.8733333+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
0 answers

Domain name verification

I cannot claim my domain as it has been used before https://www.whatismytenantid.com/ 56186e9d-ebe5-40bd-b5b0-c3aa2829a825 Prior Q&A was told to open another. …

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-17T21:43:02.4366667+00:00
GlacierAdmin 0 Reputation points
commented 2025-07-18T01:10:00.7566667+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
0 answers

Azure B2C Custom policies

Hi, I'm using Azure AD B2C custom policies and I need to get user's browser User Agent String (or User Agent) during the sign-in flow, Is this possible and How can I do? Sample User Agent String - "Mozilla/5.0 (Windows NT 10.0; Win64; x64)…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-17T09:51:34.1966667+00:00
Prasanna Lakmal 0 Reputation points
commented 2025-07-18T00:59:13.85+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
0 answers

im doing a custom scan and its frozen and stuck on 7 seconds almost finished

is this a sign of malware or something bad on the folder if so can i just find the problem and delete it or do i need a malware remover i also restarted the scan

Microsoft Security | Microsoft Defender | Other
asked 2025-07-18T00:58:32.9166667+00:00
Bradly Forehand 0 Reputation points
edited the question 2025-07-18T00:58:51.3166667+00:00
Bradly Forehand 0 Reputation points
0 answers

I got a new phone and can’t use Authenticator. How can I reset everything

I can’t log into any of my emails after getting a new phone. The Authenticator app isn’t connecting to my work email. When I reset it, it still doesn’t work. How can I fix this problem.

Microsoft Security | Microsoft Authenticator
asked 2025-07-18T00:14:59.38+00:00
Sarina Jones 0 Reputation points
0 answers

Cómo puedo desactivar el antivirus de mi pc?

Me gustaría desactivar el antivirus de mi pc, pero me sale un error de "página no disponible El administrador de TI ha limitado el acceso a algunas áreas de esta aplicación y el elemento al que intentas acceder no está disponible. Comunícate con el…

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-17T23:42:22.9033333+00:00
Neus Miranda 0 Reputation points
0 answers

I have an on premise account that is not syncing properly to Azure. How can I merge them?

I have an on premise account that is not syncing properly. We use Azure AD Connect. Can you provide the steps to merge the two that show up in the Entra dashboard?

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-14T17:59:49.11+00:00
Andy Heckman 0 Reputation points
commented 2025-07-17T23:41:18.4633333+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
1 answer One of the answers was accepted by the question author.

Is there an Entra External ID API for creating tenants?

Hello I would like to be able to create an external tenant using either REST or an az command. The below documentation https://learn.microsoft.com/en-us/entra/external-id/customers/azure-rest-api-operations-tenant-management redirects to an Azure AD B2C…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2025-07-15T19:46:12.0766667+00:00
Karen Lavin 20 Reputation points
accepted 2025-07-17T23:38:23.74+00:00
Karen Lavin 20 Reputation points
1 answer

Internal Application Integration with Entra ID through SAML, Skipping App Proxy. How?

The Customer is having an environment on which the application is hosted. The application is hosted on-premise and internally for their users to use the app within their local network only. The users cannot access the application from outside network…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2025-07-15T07:16:06.0466667+00:00
Adarsh Sharma 0 Reputation points
commented 2025-07-17T23:38:10.6566667+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
1 answer

Assistance Required: Windows Hello for Business (Hybrid, Cloud Kerberos Trust) Post-Reboot Login Failure

We are encountering a critical issue with our recent deployment of Windows Hello for Business (WHfB) to a test group within our environment. We followed your official documentation for a Hybrid Azure AD Joined model utilizing Cloud Kerberos Trust.…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-15T14:05:18.8566667+00:00
Pranay Singh 0 Reputation points
commented 2025-07-17T23:37:12+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
1 answer

How to test Azure Conditional Access applied to O365 Applications

Hi! I am testing a new Conditional Access report-only policy that is only applied to O365 applications used outside of a browser, primarily mobile and desktop applications. We want a comprehensive view of all users' sign-in logs in our organization,…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-15T16:06:19.14+00:00
Sydney Jenkins 0 Reputation points
commented 2025-07-17T23:35:25.97+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
2 answers

Entra MFA and Conditional Access Policy with MFA

If users are were setup with per user MFA then a conditional access policy it setup to require MFA will the per user MFA setting cause a problem? Also I see users with Windows Hello and it is not prompting them for MFA and in the logs I see the token was…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-15T20:02:14.2366667+00:00
rr-4098 2,051 Reputation points
commented 2025-07-17T23:31:48.3766667+00:00
Swaroop Kolli 855 Reputation points Microsoft External Staff Moderator
1 answer

received e-mail from Microsoft account security

Just received email from microsoft account security regarding windows defender for $499 . just 17 2025. Yesterday received same message only the charge is $399. different phone number to call. What is going on , is this a phishing email?

Microsoft Security | Microsoft Defender | Other
asked 2025-07-17T17:29:39.5633333+00:00
Wayne Mayer 0 Reputation points
answered 2025-07-17T23:28:30.9+00:00
quietman7 MVP Alumni 5 Reputation points Volunteer Moderator
2 answers

Did microsoft send me this email below?

Did you (Microsoft) send me this email? |Thanks for verifying your ******@shgschoolo.onmicrosoft.com account! Your code is: 573395 Sincerely,Your order of Windows Defender for (555.68𝐔𝐒𝐃) was successfully purchased.If this purchase was not made by…

Microsoft Security | Microsoft Defender | Other
asked 2025-07-17T17:25:11.7266667+00:00
Kay Chaney 0 Reputation points
edited an answer 2025-07-17T23:22:24.8033333+00:00
quietman7 MVP Alumni 5 Reputation points Volunteer Moderator