87,526 questions with Microsoft Security-related tags

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1 answer

log-in process change from 2 step verification to another way

Hi There, Hope you are doing well. I request to remove the 2-step verification log-in from one of our accounts, which is not linked to our Admin account. We need to change the log-in process from that to the text message or email. Regards,

Microsoft Security | Microsoft Authenticator
asked 2026-10-19T20:33:59.4533333+00:00
Ali Ghaffari 0 Reputation points
answered 2026-10-19T20:58:12.8033333+00:00

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1 answer

AADSTS5000224 – trial tenant deauthenticated, request re-enable

Every sign-in to my Microsoft 365 E3 trial tenant now fails with AADSTS5000224: “The tenant you are trying to access has been deauthenticated and is no longer available.” This includes the Global Administrator account, the Microsoft 365 admin center and…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T20:15:23.1+00:00
Benjamin Lockwood 0 Reputation points
edited the question 2026-10-19T20:24:59.0266667+00:00
Clover-L 25 Reputation points Microsoft External Staff Moderator
1 answer

Caught in Microsoft Authenticator loop after getting a new phone

Hi everyone, I recently got a new phone and am currently locked out of my Microsoft account due to an Authenticator MFA loop. When I try to log into my account on my new phone, it prompts me to enter a verification code from my Microsoft Authenticator…

Microsoft Security | Microsoft Authenticator
asked 2026-10-19T19:14:32.6333333+00:00
Lindsey Ford 0 Reputation points
answered 2026-10-19T19:15:42.6766667+00:00

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1 answer

Recovery of hacked account

My Microsoft account was hacked and the details were changed. Is there a way to recover it or transfer purchases to another account?

Microsoft Security | Microsoft Authenticator
asked 2026-04-03T15:14:26.32+00:00
Nim 5 Reputation points
commented 2026-10-19T19:13:57.97+00:00
OMAR X123X 0 Reputation points
0 answers

Locked out of personal Azure account due to lost MFA

I am locked out of my personal Azure account because I lost access to my MFA device. As a result I cannot open a support ticket on Azure directly. The Azure account is linked to my personal Microsoft account (that I do have access to) and the Azure…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T19:11:30.91+00:00
Eric 0 Reputation points
3 answers One of the answers was accepted by the question author.

Unable to Reset MFA for Personal Azure Account

Hello, I have a personal Microsoft Azure account, and after changing my phone, I lost access to the authenticator app that was set up for MFA. Now, whenever I try to sign in, I am prompted to approve the login through the authenticator app or enter a…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-27T13:53:22.2566667+00:00
Siddharth Chandrasekhar 20 Reputation points
answered 2026-10-19T18:45:18.4233333+00:00
Recep Dur 0 Reputation points
1 answer

Which permissions/roles would I need to have read-only access to all features related to Endpoint(s) on Microsoft Defender?

We currently have security reader, security operator (PIM), Microsoft Defender XDR security reader permissions, and the Intune read only operator. We also have Core Security settings (read) in Defender Unified RBAC. However, members of our team cannot…

Microsoft Security | Intune | Configuration
asked 2026-10-19T17:41:32.1333333+00:00
Parv Choksi 0 Reputation points
edited the question 2026-10-19T17:45:37.4466667+00:00
Parv Choksi 0 Reputation points
1 answer

Authenticator App Loop

I am trying to log in to an account I have not accessed for some time. It asks me to provide a code from my Authenticator app. When I go to that app, it asks me to sign in and takes me to the same screen, but fails to provide me a code.

Microsoft Security | Microsoft Authenticator
asked 2026-10-19T17:05:15.6166667+00:00
Donald Dudar 0 Reputation points
answered 2026-10-19T17:05:34.1966667+00:00

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1 answer

add device to user

Simply need to know how to add a device to a user within our onmicrosoft.com account

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T16:53:41.4933333+00:00
Michael Mitchell 0 Reputation points
answered 2026-10-19T16:53:56.69+00:00

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1 answer

Outlook.com personal account: Graph createReply/send delivers different Reply-To than stored MIME; Outlook Web works

We are investigating reply routing in our application, Núcleo OS, using Microsoft Graph with delegated permissions for a personal Outlook.com account (an Outlook.pt address). We would appreciate guidance from developers or the Microsoft mail team on the…

Microsoft Security | Microsoft Graph
asked 2026-10-19T14:52:06.2966667+00:00
Núcleo Nexus 0 Reputation points
commented 2026-10-19T16:41:09.1966667+00:00
Núcleo Nexus 0 Reputation points
2 answers

How to enable B2C SPNs access Azure Resources

Hello Team, I understand that access to Azure resources through RBAC requires granting permissions to an identity, such as a service principal. For example, we can assign the Azure Event Hubs Data Receiver role to a service principal to allow read access…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-10-19T15:51:06.64+00:00
commented 2026-10-19T16:25:06.6866667+00:00
0 answers

I got hacked and no longer own minecraft

I've been using minecraft for about like 10ish years and got hacked and now my microsoft account that I used for minecraft no longer in linked to microsoft and my other email doesnt have minecraft. My old username is crazyferrett69. What should I do?

Microsoft Security | Microsoft Identity Manager
asked 2026-10-19T16:04:56.27+00:00
Wyatt Friend 0 Reputation points
1 answer

Sole admin locked out – MFA SMS blocked with error 399287 (BadReputation)

Hello, I am the only Global Administrator of the tenant fannsk.onmicrosoft.com (UPN: @fannsk.onmicrosoft.com]). SMS is my only registered MFA method, and sign-in fails with the following error: Error Code: 399287 Request Id: [Moderator note: Personally…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T08:44:51.8933333+00:00
Filip Belan 0 Reputation points
edited the question 2026-10-19T15:38:24.4566667+00:00
Daniel-Vo 7,300 Reputation points Microsoft External Staff Moderator
1 answer

Sole Microsoft 365 Administrator Locked Out After Phone Change — MFA Reset Required

Subject: URGENT — Hello Microsoft Support, I urgently need assistance recovering access to my Microsoft 365 business administrator account. My situation: I purchased Microsoft 365 directly from Microsoft. I am the sole administrator of my business…

Microsoft Security | Microsoft Authenticator
asked 2026-10-19T15:25:59.95+00:00
Kate Box 0 Reputation points
commented 2026-10-19T15:37:51.7766667+00:00
Kate Box 0 Reputation points
0 answers

MS Planner Tasks delta API fails on pagination

We are building a product based on MS Planner and the Graph API behind it. It is a tool that allows to improve the experience with MS Planner in organizations. This is a multitenant application that is currently serving two tenants. The one attached to…

Microsoft Security | Microsoft Graph
asked 2023-09-28T19:15:49.57+00:00
Martin Braun 15 Reputation points
1 answer

I have a stake alert saying the following "The Azure AD Domain Services team has detected a problem on your managed domain."

I have this alert open for the last few months, it says it was last detected months ago and all the rules its complaining about are present in the ACL, so this appears to be a false alarm that we cant remove. Is there a way to ack and dismiss this alert…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T15:18:00.3+00:00
Jon Christopherson 0 Reputation points
answered 2026-10-19T15:18:58.13+00:00

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2 answers

My tenant is hacked

My azure tenant has been hacked. Normal microsoft support is taking more that one week to resolve and still cannot complete. I need a paid premium support number to call. Who can send that to me immediately???

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-19T14:51:07.9833333+00:00
Rogerio Castillo 0 Reputation points
commented 2026-10-19T15:09:07.4366667+00:00
Rogerio Castillo 0 Reputation points
1 answer

Linking emails

I have an email through go daddy and got a new phone now it wont let me authenticat through the app or link it to the other outlook emai. How

Microsoft Security | Microsoft Authenticator
asked 2026-10-19T14:24:55.0033333+00:00
brandi Holliday 0 Reputation points
answered 2026-10-19T14:26:34.5+00:00

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1 answer

Microsoft Account Hacked — Lost Access to Windows, Xbox, Minecraft, Outlook, Purchases & School Files Despite Proof of Ownership

my microsoft account got hacked and somebody got access to which i am logged into with Windows, Minecraft, Xbox, Riot Games, Valorant and Outlook and where i made several purchases. They deleted my original alias and changed it into a different account…

Microsoft Security | Microsoft Defender | Other
asked 2026-05-20T01:36:48.3233333+00:00
chunkie wunkie 0 Reputation points
answered 2026-10-19T14:23:41.8333333+00:00
KruNutus23 0 Reputation points
1 answer One of the answers was accepted by the question author.

How to find devices running DfE via MMA

When I log into the Defender Portal I am greeted with a yellow warning banner: I am not aware that we ever installed MMA anywhere. How can I find out which devices the banner is referring to?

Microsoft Security | Microsoft Defender | Other
asked 2026-10-07T12:55:33.9233333+00:00
Tilman Schmidt 305 Reputation points
commented 2026-10-19T13:55:11.9533333+00:00
Anders Juul Jensen 0 Reputation points