80,508 questions with Microsoft Security-related tags

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Locked out of Azure Tenant Due to MFA Issue

I am the sole administrator of my tenant in Azure and am locked out. I had MFA setup on an old iphone and it was working well. I had to change phones back to Android and while I was able to change the MFA of my outlook.com account, it did not replicate…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-06T03:55:11.7366667+00:00
Miguel Paredes 0 Reputation points
answered 2026-03-06T03:55:31.4533333+00:00
Q&A Assist
0 answers

cómo solucionar error: 500121

mi cuenta profesional y mi cuenta educativa requieren de autenticación por la app authenticator por medio del código de dos dígitos que debe escribirse en el dispositivo móvil, sin embargo, cambié de equipo y a la hora de iniciar sesión me aparece es el…

Microsoft Security | Microsoft Authenticator
asked 2026-03-06T02:50:13.3233333+00:00
MARIA PAULA DEL RIO PULGARIN 0 Reputation points
0 answers

How to use the new phone to get the authenticator code for admin work email when authenticator APP installed on my old broken phone?

I can't log in to the authenticator APP with my new phone.It requests to use the personal count,but when I use my personal count,how to get my work authenticator code? I have my work mail and pass word,but I can't login Powerbi on PC for it requested my…

Microsoft Security | Microsoft Authenticator
asked 2026-03-06T02:36:16.4433333+00:00
Ellen Vape 0 Reputation points
0 answers

Receiving "Invitations are blocked for this directory due to suspicious activity" when attempting to invite guests"

I encountered an issue when trying to invite guest accounts to my Azure tenant, specifically through the Microsoft 365 Admin Center, I got message "Invitations are blocked for this directory due to suspicious activity" I am not sending…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-06T02:23:36.4533333+00:00
Muhammad RIfky Ramadan 0 Reputation points
answered 2026-03-06T02:23:50.3666667+00:00
Q&A Assist
0 answers

Cannot access Azure Portal and Services Hub, likely payment or personal info errors

I can't even login to Azure Portal to open a ticket. They showed this code of error: { "sessionId": "3ff538f2b6d54ffdb2c22c34330e904f", "errors": [ { "errorMessage": "interaction_required:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-06T02:20:40.3333333+00:00
hidayat-pcd 0 Reputation points
answered 2026-03-06T02:21:14.0266667+00:00
Q&A Assist
2 answers

@Sympatico.ca email - Cannot change Primary Username

I have a Microsoft account that uses an old Sympatico.ca email as the primary username. When I try to change the primary username, I see the message: “Your organization’s policies prevent you from changing your primary username.” I am not part of any…

Microsoft Security | Microsoft Identity Manager
asked 2026-03-06T01:14:03.5166667+00:00
LG 0 Reputation points
answered 2026-03-06T02:11:23.2366667+00:00
LG 0 Reputation points
1 answer

Authenticator app

I had the authenticator app with a few accounts set up on it. Samsung reset my phone back to factory settings and now when I log into the app none of my accounts are on there. To get logged into things like Facebook and emails it is asking for a code but…

Microsoft Security | Microsoft Authenticator
asked 2026-03-05T23:13:07.5033333+00:00
emma wallis 0 Reputation points
edited the question 2026-03-06T01:57:05.5233333+00:00
Ian-T 7,465 Reputation points Microsoft External Staff Moderator
1 answer

How to switch different tenant of the HoloLens 2 device

My company B carved out from orgnization A, has become a new legal entity, we are currently in the new tenant B on our Azure Intune, we have created a new functional account to sign into the hololens 2 device, but it appears that the the device you are…

Microsoft Security | Intune | Enrollment
asked 2026-03-06T01:51:40.4166667+00:00
Damon ZHU 0 Reputation points
commented 2026-03-06T01:56:10.4166667+00:00
Damon ZHU 0 Reputation points
2 answers

How to correct duplicate user caused by AD sync with non matching UPN

I was updating users on local AD server to match Entra, and then syncing. I made a mistake on one of the users, the UPN (<PII REMOVED>) did not match, so it made another user in entra. I corrected AD and tried to sync again, but the GUID for the AD…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-02-28T02:58:53.5+00:00
Michael Wuerz 20 Reputation points
commented 2026-03-06T01:54:50.7033333+00:00
Shubham Sharma 10,565 Reputation points Microsoft External Staff Moderator
1 answer

Types of Azure Portal Authentication

I have a question regarding authentication when logging in to Azure Portal. What authentication methods other than a password can be used as primary authentication when logging in to Azure Portal? Please provide all applicable methods for both Microsoft…

Microsoft Security | Microsoft Authenticator
asked 2026-03-05T02:23:55.3466667+00:00
Azure検証ユーザー 100 Reputation points
commented 2026-03-06T01:41:01.3666667+00:00
Azure検証ユーザー 100 Reputation points
1 answer

Authenticator log in

In order to log into Authenticator, it’s forcing me to enter a code from Authenticator. I’m stuck in the loop. I can’t log into the authenticator without providing a code from the same authenticator and I’m trying to log into. How can I get around the…

Microsoft Security | Microsoft Authenticator
asked 2026-03-06T01:38:23.5133333+00:00
Dan Morris 0 Reputation points
answered 2026-03-06T01:38:34.57+00:00
Q&A Assist
6 answers

Authenticator Stuck in Loop

My Authenticator recently stopped working properly. This happened after I switched to a new phone. iPhone 12 to iPhone 14. When I try to log into my work email, it says I need to use Authenticator to authenticate. When Authenticator pops up…it also…

Microsoft Security | Microsoft Authenticator
asked 2022-09-21T18:31:46.1+00:00
Matthasaqq 326 Reputation points
answered 2026-03-06T01:28:55.07+00:00
DR 0 Reputation points
2 answers One of the answers was accepted by the question author.

Locked out of my Microsoft Azure account.

I am unable to log into my Azure account using personal account which has been added as an alternate account on the visual studio subscription page to use the Azure $150 credit. I can log into my Microsoft account, but Azure won’t let me in and keeps…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-05T22:55:51.5+00:00
Sabahat Durrani 0 Reputation points Microsoft Employee
accepted 2026-03-06T01:28:24.1933333+00:00
Sabahat Durrani 0 Reputation points Microsoft Employee
0 answers

Microsoft account Hacked

I was playing on hypixel dungeons which is a Minecraft server when i joined a dungeon party. I was told that i need to join voice chat on discord which isn't all to unusual. so i add him on discord and join the server. When i do i apparently need to…

Microsoft Security | Microsoft Identity Manager
asked 2026-03-06T00:56:47.85+00:00
Daniel Dijkstra 0 Reputation points
answered 2026-03-06T00:57:16.33+00:00
Q&A Assist
0 answers

wdavdaemon cpu usage issue and possible tuning point

Environment Summary Platform: Azure VM OS: RHEL 9.4 Protection: Microsoft Defender for Servers (via Defender for Cloud) Process: Microsoft Defender for Endpoint for Linux (mdatp / wdavdaemon) Symptom: Periodic CPU spikes from wdavdaemon during…

Microsoft Security | Microsoft Defender | Microsoft Defender for Cloud
asked 2026-03-04T04:07:22.07+00:00
CHUNSIK KIM 1 Reputation point Microsoft Employee
commented 2026-03-06T00:49:30.84+00:00
CHUNSIK KIM 1 Reputation point Microsoft Employee
1 answer

A POSSIBLE SCAM EMAIL FROM MICRSOFT

I RECEIVED AN EMAIL BACK ON JANUARY 2026. IT WAS SAYING THAT MY EMAIL SETTINGS WERE OLD AND NEEDED TO BE CHANGED OR I WOULD NOT BE ABLE RECIVE EMAILS. I WAS WONDERING WHETHER OR NOT THIS WAS A SCAM. THANKS

Microsoft Security | Microsoft Identity Manager
asked 2026-03-06T00:39:08.5533333+00:00
June Hanson 0 Reputation points
answered 2026-03-06T00:48:42.4366667+00:00
Marcin Policht 81,395 Reputation points MVP Volunteer Moderator
1 answer One of the answers was accepted by the question author.

Does Microsoft Know Where Computer Viruses Originates From?

Does Microsoft know where computer viruses originates from?,so i can avoid exploring those websites?.Also is there any laws regarding somebody giving out computer viruses of all sorts whether its sent to a home or business computer/s?,and are they being…

Microsoft Security | Microsoft Defender | Microsoft Defender for Cloud
asked 2026-03-06T00:38:39.6133333+00:00
maroner pierre 20 Reputation points
accepted 2026-03-06T00:39:56.85+00:00
maroner pierre 20 Reputation points
0 answers

Need some actual assistance

I am the sole global administrator of a tenant that we lost access to due to a phone getting replaced. we have the password and a phone number - but we cant get passed it because somehow the administrator account has its own email as the recovery. any…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-06T00:23:57.6266667+00:00
David J. Rucker 0 Reputation points
commented 2026-03-06T00:27:47.9433333+00:00
David J. Rucker 0 Reputation points
1 answer One of the answers was accepted by the question author.

Can The Installed M.D.A. Deal With A Trojan/s In 2026?

Can my installed M.D.A. deal with a downloaded and or installed trojan/s, whether it was done accidentally and or done on purposely in 2026?.I ask this question because before 2026,both the W.D./M.D.A. used separately on their own, simply could not deal…

Microsoft Security | Microsoft Defender | Other
asked 2026-03-06T00:09:22.9266667+00:00
maroner pierre 20 Reputation points
accepted 2026-03-06T00:10:37.12+00:00
maroner pierre 20 Reputation points
0 answers

How to access Azure when I am sole user and I changed the phone which has authenticator and I do not use my phone number for MFA.

I am the only Global Administrator in my Azure AD. I recently changed my phone and but I am not getting notofication on new phone Microsoft Authenticator app. I did not set up any alternate phone number, backup email, recovery codes, or additional admin…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-03-06T00:05:06.8066667+00:00
vishal kumar 0 Reputation points
commented 2026-03-06T00:08:11.13+00:00
Rukmini 28,965 Reputation points Microsoft External Staff Moderator