83,243 questions with Microsoft Security-related tags

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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
0 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
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
1 answer

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
commented 2026-05-06T08:37:27.2+00:00
kagiyama yutaka 1,990 Reputation points
2 answers

Authentication problem

Hello Team, I am experiencing an issue in Azure where my session is expiring unexpectedly with the following error: Error code: timed_out Error message: timed_out (https://aka.ms/msal.js.errors#timed_out) This is impacting my ability to access and manage…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-04-28T18:42:29.1766667+00:00
Ujjwal Trivedi 5 Reputation points
answered 2026-05-06T08:29:39.4366667+00:00
Andrea Warner 0 Reputation points
1 answer

How can I map Custom Security Attributes on a user in Entra to an external attribute in Snowflake via SCIM user provisioning?

My overall goal is to have a single user attribute in Entra that can both be used for dynamic groups and also mapped to a tag when provisioning users in Snowflake. What I'm currently trying to use is a CSA, but I'm not sure how to access its value in my…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-05T00:43:13.6+00:00
Ben Levy 0 Reputation points
commented 2026-05-06T08:21:50+00:00
Shubham Sharma 14,500 Reputation points Microsoft External Staff Moderator
1 answer

How to unblock My Free Entra Tenant

I need to unblock my free Entra tenant The error message is the following: "Error message: interaction_required: AADSTS5000225: This tenant has been blocked due to inactivity. To learn more about tenant lifecycle policies, see…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-04-15T23:42:00.4966667+00:00
David Savage 0 Reputation points
edited the question 2026-05-06T08:18:45.61+00:00
Alexandra Tanasescu 0 Reputation points Moderator
0 answers

cannot send invite to external users

Hello, We have this tenant created for one of our lab environments and we need to be able to invite external users from Microsoft and Google. Yesterday i enabled google federation to avoid creating new accounts for partners and after sending a few test…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-06T07:25:26.9+00:00
Cristian Radu 0 Reputation points
commented 2026-05-06T08:03:32.57+00:00
Shubham Sharma 14,500 Reputation points Microsoft External Staff Moderator
1 answer

Authenticator app issues

I cant sign into my authenticator on my mobile phone. it says i need to use an authenticator code to log in but i need to log in to get an authenticator code so i am stuck in a loop.

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T08:02:06.63+00:00
Silke Hidajattoellah 0 Reputation points
answered 2026-05-06T08:02:38.9666667+00:00
Q&A Assist
1 answer

"Suspicious Activity"- Account logged out - Form doesnt work (Not sufficent information to recover my account)

Hello, After two months trying to recover my account, I am writting here for extra help. My account was logged out while been travelling, I have the password, I have the recovery email, everything to sign in again, but Microsoft decided that my account…

Microsoft Security | Microsoft Identity Manager
asked 2026-05-06T07:56:58.3966667+00:00
Camila Antonella 0 Reputation points
answered 2026-05-06T07:57:15.9866667+00:00
Q&A Assist
2 answers

Duplicate Email Delivery with Single Graph API sendMail Request

We are experiencing an issue where duplicate emails are being delivered when using the Microsoft Graph API sendMail endpoint, even though the API is invoked only once from our application. Observed Behavior: Our Node.js application triggers a scheduled…

Microsoft Security | Microsoft Graph
asked 2026-05-06T07:45:29.3333333+00:00
ajmalsabith 0 Reputation points
commented 2026-05-06T07:55:49.4333333+00:00
ajmalsabith 0 Reputation points
1 answer

Invitations for our tenant are blocked due to suspicious activity

Hello, We have invited a set of users (one by one ) or bulk invite (~16 users) but we were not aware about the invitations limit per day. Our Azure tenant is blocked from sending B2B guest invitations with the following error: "Invitations are…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-05-06T07:27:38.7633333+00:00
Adrian-Ionut Buse 0 Reputation points
commented 2026-05-06T07:48:08.73+00:00
Adrian-Ionut Buse 0 Reputation points
1 answer One of the answers was accepted by the question author.

Authenticator App death spiral

My authenticator will not connect to my account. I goes into a death spiral, sending a verification code to the authenticator app in order to connect the authenticator app. Have tried deleting and reinstalling authenticator app. No luck Have tried going…

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T07:41:23.3866667+00:00
Christof 0 Reputation points
accepted 2026-05-06T07:43:59.4533333+00:00
Christof 0 Reputation points
1 answer

AADSTS5000225 - Tenant blocked due to inactivity after creating new Azure account and purchasing subscription

I am facing the following error while trying to sign in to Microsoft Azure: interaction_required: AADSTS5000225: This tenant has been blocked due to inactivity. To learn more about tenant lifecycle policies, see…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-05-06T06:53:28.9866667+00:00
Aastha Jain 0 Reputation points
answered 2026-05-06T07:30:00.7166667+00:00
simo-k 81,030 Reputation points Volunteer Moderator
1 answer

Problemi con authenticator

Ho per errore cancellato i codici per avere i codici OTP e ora non riesco più a visualizzare niente nella schermata e non posso accedere

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T07:29:26.8766667+00:00
Giulia Bertolin 0 Reputation points
answered 2026-05-06T07:29:41.2+00:00
Q&A Assist
1 answer

Smart Lockout for Email OTP validation in Entra External ID

We are using Microsoft Entra External ID (CIAM, ciamlogin.com authority) with Email One Time Passcode as our primary authentication method in a sign-in user flow. We have observed that when a user requests multiple OTP codes in succession, all previously…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-05-06T06:32:38.8733333+00:00
Ulrik Ejdesgaard 0 Reputation points
commented 2026-05-06T07:22:24.4833333+00:00
Shubham Sharma 14,500 Reputation points Microsoft External Staff Moderator
1 answer

Problem with the Authenicator app

I need help with the Authenicator application. I'm logged in on my old phone but it's broken and I don't have access to it. The problem occurs when I want to log in to a new one. They inform me that I should confirm the displayed code on another device…

Microsoft Security | Microsoft Authenticator
asked 2026-05-06T06:54:04.4666667+00:00
Aurelia Jankowska 0 Reputation points
answered 2026-05-06T06:54:22.7133333+00:00
Q&A Assist
1 answer

Authenticator for Facebook

At one point I had set up Authenticator for 2 factor authentication on Facebook, but I accidentally deleted the Facebook profile/info from the app. Recently had my Facebook account hacked and I’m trying to reset the password to regain access, I’m being…

Microsoft Security | Microsoft Authenticator
asked 2022-07-12T21:40:51.45+00:00
Imaad Dalal 6 Reputation points
commented 2026-05-06T06:20:41.3866667+00:00
Fonsah Pageo 0 Reputation points