83,247 questions with Microsoft Security-related tags

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Can Microsoft Defender update downloads come from third-party CDN addresses?

I observed several Windows devices receiving Microsoft Defender Security Intelligence updates around the same dates that my network monitor reported executable downloads from external content-delivery addresses. Could Microsoft confirm whether Defender…

Microsoft Security | Microsoft Defender | Other
asked 2026-04-28T01:44:08.2933333+00:00
KinghornAdmin 0 Reputation points
answered 2026-05-06T11:34:09.1166667+00:00
Konstantinos Lianos 225 Reputation points Student Ambassador
1 answer

Account deleted or something happened

Hey, 2 days ago, I came home from my office and tried to play Minecraft, Hat's a video game, I've buyed it, the standard edition, I clicked on play. It said you have to login again. So i tied but when i entered my email, It said this microsoft account…

Microsoft Security | Microsoft Defender | Microsoft Defender for Cloud
asked 2026-02-13T12:56:05.84+00:00
NoSpirit 0 Reputation points
answered 2026-05-06T11:31:27.4533333+00:00
Konstantinos Lianos 225 Reputation points Student Ambassador
2 answers

Sentinel workspace not appearing in microsoft Defender XDR

Sentinel workspace not appearing in Microsoft Defender XDR. It appears 0 workspaces there even are obvious in Sentinel and passed more than 24h.

Microsoft Security | Microsoft Defender | Other
asked 2026-05-06T08:54:38.5866667+00:00
Andreas Tsouras 0 Reputation points
commented 2026-05-06T11:19:15.2266667+00:00
Konstantinos Lianos 225 Reputation points Student Ambassador
0 answers

Some Windows Client Computer does not get Windows Updates using SCCM

Hi, I deploy my monthly Windows Updates with ADR on the SCCM. Some Computers does not get the windows updates. If I check the log file of "WUAHandler.log", I see the folloing error OnSearchComplete - Failed to end search job. Error =…

Microsoft Security | Intune | Configuration Manager | Updates
asked 2026-05-06T10:50:56.52+00:00
SSE@TUE 340 Reputation points
edited the question 2026-05-06T10:56:29.3166667+00:00
SSE@TUE 340 Reputation points
1 answer

change number

I changed my number last year, but I can't access it anymore. I want to add my new number to my Microsoft account, but I can't change it. When I try to change my number, the SMS code goes to my past number.

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T10:20:24.6766667+00:00
İrem Tek 0 Reputation points
answered 2026-05-06T10:40:26.3733333+00:00
kagiyama yutaka 1,990 Reputation points
1 answer

Datalake in Sentinel is not working properly since completing this course: TechWorkshop L300: Understanding Sentinel data lake and graph

Datalake in Sentinel is not working properly since completing this course: TechWorkshop L300: Understanding Sentinel data lake and graph in Microsoft. I have no access to Datalake tables or Datalake features since completing this course. Part of the…

Microsoft Security | Microsoft Sentinel
asked 2026-04-25T18:41:12.9633333+00:00
System Administrator 0 Reputation points
answered 2026-05-06T10:35:10.8166667+00:00
Konstantinos Lianos 225 Reputation points Student Ambassador
1 answer

How do I find my Windows Advertising Identifier number

I want to find my MAID number for my computer so that I can enter in California's new DROP program.

Microsoft Security | Microsoft Sentinel
asked 2026-01-28T04:55:26.65+00:00
Tinker 0 Reputation points
answered 2026-05-06T10:19:36.11+00:00
Konstantinos Lianos 225 Reputation points Student Ambassador
1 answer

Unable to log into my authentication app

I’m logged out of the Authenticator app but wen I try to log into it Dey ask me to verify and I can’t do the because I’m logged out.

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T10:16:11.91+00:00
Iduitua Destiny 0 Reputation points
answered 2026-05-06T10:16:42.3233333+00:00
Q&A Assist
1 answer

Authenticator

Tengo problemas para validar una cuenta en el authenticator, la tenía vinculada en otro dispositivo pero este se dañó y no puedo acceder a el, ingreso la cuenta para reestablecer la copia de seguridad pero me dice que no hay ninguna cuánta de…

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T10:09:30.3233333+00:00
laura agudelo cano 0 Reputation points
answered 2026-05-06T10:09:45.7733333+00:00
Q&A Assist
1 answer

Can't create custom Login pages for Defender Attack Simulation Training

I'm trying to create a custom login page for an attack simulation and am running into an issue. I am clicking "Create a copy" of the Microsoft login template, and am getting the following error: The error says: ${submitLink} token must be…

Microsoft Security | Microsoft Defender | Other
asked 2026-04-20T18:22:22.8633333+00:00
Richard Stahl 0 Reputation points
answered 2026-05-06T09:53:22.0433333+00:00
Catherine Kyalo 3,095 Reputation points Microsoft Employee
1 answer

How to block all countries from attempting to login besides the US with conditional Access

I could use some guidance in blocking Attempted failed login from other countries or IP addresses

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-12-11T22:24:49.8233333+00:00
James A. Spellman 0 Reputation points
commented 2026-05-06T09:46:53.25+00:00
Abdul Ghaffar 0 Reputation points
1 answer

Azure login failed

After successfully start my monthly trial, I cannot sign in my account with error: Sign-in failed Error code: interaction_required Error message: interaction_required: AADSTS5000225: This tenant has been blocked due to inactivity. To learn more about…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-05T12:34:57.53+00:00
Yueyang Zhang 0 Reputation points
commented 2026-05-06T09:46:47.71+00:00
Thanmayi Godithi 9,605 Reputation points Microsoft External Staff Moderator
0 answers

AADSTS5000225 error code — The tenant has been blocked; Please request reactivation or deletion.

Sign-in failed Error code: interaction_required Error message: interaction_required: AADSTS5000225: This tenant has been blocked due to inactivity. To learn more about tenant lifecycle policies, see https://aka.ms/TenantLifecycle Trace ID:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-05T15:46:10.2833333+00:00
Senra Tomel 0 Reputation points
commented 2026-05-06T09:45:36.6466667+00:00
Thanmayi Godithi 9,605 Reputation points Microsoft External Staff Moderator
2 answers

Unified Catalog and Data Map modules missing in Microsoft Purview (Free Account)

I am currently using the free version of Microsoft Purview, but I am unable to locate the Unified Catalog and Data Map solutions within the portal. I need access to these modules to begin managing and mapping my data estate. Environment Details: …

Microsoft Security | Microsoft Purview
asked 2026-05-04T06:14:24.38+00:00
Brishti Saha 0 Reputation points
commented 2026-05-06T09:42:20.4133333+00:00
Pilladi Padma Sai Manisha 7,710 Reputation points Microsoft External Staff Moderator
1 answer

win32/Cerdigent.A!dha on my pc

how do I remove this threat or malware from my pc it came up 2 days ago

Microsoft Security | Microsoft Defender | Other
asked 2026-05-06T09:30:12.0033333+00:00
Jerome Diño 0 Reputation points
answered 2026-05-06T09:30:33.04+00:00
Q&A Assist
1 answer

Microsoft account hacked - primary alias changed - original email no longer exists

My Microsoft/Xbox account has been compromised. The attacker changed the password, recovery information, and primary alias/email address attached to the account. My original account email now returns: “This Microsoft account does not exist.” I have…

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T09:05:43.05+00:00
Dan Jones 0 Reputation points
answered 2026-05-06T09:06:04.8166667+00:00
Q&A Assist
1 answer

Windows 11 Defender Virus & Threat Protection missing

The Windows 11 “Virus & threat protection” is still missing even after a repair install. Multiple Windows 11 Powershell and CMD tests have pointed to the conclusion that there is something active in the environment that is suppressing the Defender UI…

Microsoft Security | Microsoft Defender | Other
asked 2026-04-20T19:24:22.8866667+00:00
Darrell Porter 0 Reputation points
answered 2026-05-06T09:02:01.9033333+00:00
Catherine Kyalo 3,095 Reputation points Microsoft Employee
2 answers

MFA locked out of Azure account

Hello, I am experiencing a critical issue accessing my Microsoft account: [Moderator note: personal info removed]@mmc96.onmicrosoft.com After resetting my phone, I lost access to the Microsoft Authenticator app. Now I am stuck in a loop: When I try…

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T06:22:17.4666667+00:00
Jamil Gadasov 0 Reputation points
edited a comment 2026-05-06T08:48:28.6033333+00:00
Jess-Q 10,410 Reputation points Microsoft External Staff Moderator
2 answers

Change owner of External account

There is external account created in Azure Entra id. now i want to change that external account owner.

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-04-30T11:01:28.8833333+00:00
Balwant Jadhav (Admin Cloud) 0 Reputation points
commented 2026-05-06T08:45:41.09+00:00
Shubham Sharma 14,500 Reputation points Microsoft External Staff Moderator
2 answers

AAD Guest User Unable to Redeem Email Invitation

Hi there. My admin is trying to invite my corp email to another organization, but I failed to accept the invite. When I clicked on the invite link, I encountered an error as per the screenshot attached. Have tried all the suggestion able to search from…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-05-05T04:17:02.3333333+00:00
Eric Chai 0 Reputation points
answered 2026-05-06T08:37:27.2+00:00
kagiyama yutaka 1,990 Reputation points