86,935 questions with Microsoft Security-related tags

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Retirement of Microsoft-provided SMS and voice authentication

I'm trying to understand if I have a conditional access policy that only enforces MFA when a user authenticates remotely, will a user logging on the company network (i.e., not remotely) be forced to register a passkey after the Feb. 1st deadline if they…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T17:22:04.2533333+00:00
Tyler Doman 0 Reputation points
answered 2026-09-23T17:22:19.8066667+00:00

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1 answer

How to set up authenticator on my new iPhone when I don't have my old iPhone.

I am trying to get into authenticator app but do not have my old iPhone to help with that. How do I proceed? <Moved from Office/Access/business/Windows>

Microsoft Security | Microsoft Authenticator
asked 2026-09-22T19:17:44.4766667+00:00
Mary Hayden 0 Reputation points
edited the question 2026-09-23T16:23:02.4633333+00:00
Don Varnau 19,930 Reputation points Volunteer Moderator
1 answer

Deleted authentication code

I deleted my authentication code for instagram on the authentication app and now i have no acces to my instagram account because that’s the only way i could log in. What can i do

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T15:16:28.53+00:00
yasmine saadi 0 Reputation points
answered 2026-09-23T15:16:43.34+00:00

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2 answers

Microsoft Login - Not able to receive response from Microsoft sometimes when MFA is enabled

In our react native app, we have enabled Microsoft authentication using WebView. While authenticating, we collect the parameters such as "code" in the URL ( https://login.microsoftonline.com/common/oauth2/v2.0/authorize). Using those parameters…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
Microsoft Security | Microsoft Authenticator
asked 2022-07-28T16:03:12.66+00:00
Ramya Reddy 6 Reputation points
answered 2026-09-23T14:46:24.38+00:00
LUIS MANUEL ORTIZ BURRUEL 0 Reputation points
1 answer

Authentication

I changed my phone number and I can't verify my identity when trying to log in

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T14:43:48.18+00:00
TOMPKIN, CHARLIE R 0 Reputation points
answered 2026-09-23T14:44:04.33+00:00

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1 answer

Authentication for log in

My phone number changed how do I get past the authentication?

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T14:16:00.86+00:00
TOMPKIN, CHARLIE R 0 Reputation points
answered 2026-09-23T14:16:14.73+00:00

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1 answer

Microsoft 365 Global Administrator locked out with Error 500121 during MFA

I am the sole Global Administrator for our Microsoft 365 tenant, and I am currently unable to sign in to the Microsoft 365 admin portal because the authentication process fails during MFA. The sign-in displays the following error: Error Code: 500121 …

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T11:57:36.3733333+00:00
Ronald Edwin Cruz Salonga 0 Reputation points
answered 2026-09-23T14:08:38.75+00:00
Vinay Menon 0 Reputation points
0 answers

Authenticator apps in my previous mobile device

I change my mobile phone, and I do not have access to my . How do I receive a code for authentication?

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T14:05:26.0633333+00:00
Govind Pokharel 0 Reputation points
0 answers

Entra ID directorySizeQuota stuck at 500 objects limit - Need backend quota increase

Hello, Our Microsoft Entra ID tenant is currently experiencing a quota cap where the total directory object quota (directorySizeQuota) is limited to 500 objects, preventing user/group provisioning and automated sync workflows. Issue Summary: Error:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T13:37:21.9+00:00
Libinson Joseph 0 Reputation points
0 answers

Unable to access Azure Portal, Authenticator generates 8-digit code but Azure sign-in accepts only 6 digits

I am using a personal Microsoft account to access my Azure subscription. My Microsoft Authenticator app displays an 8-digit verification code for my personal Microsoft account, but the Azure Portal sign-in page only provides a field for a 6-digit…

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T13:29:03.1733333+00:00
Fickson Takudzwa 0 Reputation points
2 answers

Unable to Add Quotes to ImagePath for Microsoft Defender Services (Sense and DefenderUpdateSvc) - Unquoted Service Path Vulnerability

Hello Team, We are addressing a vulnerability reported by Tenable Nessus: Plugin ID: 63155 Plugin Name: Microsoft Windows Unquoted Service Path Enumeration The scan identifies the following Microsoft Defender services as having unquoted service…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-22T11:28:05.8666667+00:00
Rahul Borse 15 Reputation points
answered 2026-09-23T13:26:05.2066667+00:00
Benjamin John 1 Reputation point
2 answers

Tenant directory quota limit

Our Microsoft Entra ID tenant reports a directory object quota total of only 500, which blocks creation of users, groups, and applications. When running: GET https://graph.microsoft.com/beta/organization?$select=directorySizeQuota The result is: json { …

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-01-01T13:27:33.6+00:00
Anonymous
answered 2026-09-23T12:47:17.29+00:00
Libinson Joseph 0 Reputation points
1 answer

My Microsoft account was hacked and the attacker changed my security information — I need help recovering it

Hello Microsoft Support / Microsoft Community, My Microsoft account ******@gmail.com was compromised, and I believe someone gained unauthorized access to it and changed the account's security information. I am the original owner of ******@gmail.com, but…

Microsoft Security | Microsoft Defender | Microsoft Defender for Identity
asked 2026-09-23T12:27:46.55+00:00
CraftBee21 0 Reputation points
commented 2026-09-23T12:30:16.9166667+00:00
CraftBee21 0 Reputation points
0 answers

Microsoft Entra Verified ID Linkedin | No response from - ownyouridentity@microsoft.com

Hi, I have successfully initialized the Verified ID Tenant (Quick Setup) and Submitted organization's configuration details to Microsoft’s identity team at ownyouridentity@microsoft.com about my  Verified ID Details, DID, LinkedIn Profile , LinkedIn…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T12:18:36.41+00:00
Deep Chawla 0 Reputation points
edited the question 2026-09-23T12:19:09.6+00:00
Deep Chawla 0 Reputation points
0 answers

Entra showing wrong geolocation information

Hello, We are having an issue with one of our office's public IP being flagged as if it was in the Netherlands, and it is in the UK. This is causing issues with conditional access. We added this IP into our named locations so our users wouldn't have…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T12:09:41.09+00:00
Jaime M 0 Reputation points
1 answer

Unified logs (audit logs from purview) not working

Unified logs are not working after 19th September. Get-adminauditlogconfig,auditdisabled is false Get-adminauditlogconfig,UnifiedAuditLogIngestionEnabled is true Any service degradation from Microsoft end? Cheers Priya

Microsoft Security | Microsoft Purview
asked 2026-09-23T03:57:50.51+00:00
Priya Jayaraman 486 Reputation points
commented 2026-09-23T11:04:29.87+00:00
Vasil Michev 128K Reputation points MVP Volunteer Moderator
1 answer

Cannot login in not getting code

Dear all I can login to my account on my iPad but not on my laptop, asked for authentication but I don’t receive code. Barenda

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T10:48:53.9233333+00:00
The Maths Studio 0 Reputation points
answered 2026-09-23T10:49:14.1766667+00:00

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Suspected Microsoft Entra ID / Azure administrative compromise and unauthorized Azure subscription tenant transfer

Incident: Suspected Microsoft Entra ID / Azure administrative compromise and unauthorized Azure subscription tenant transfer Organization: A2Z Solutions PNG Date detected: 23 September 2026 Last known normal access: 22 September 2026 Affected domain:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-23T10:17:51.39+00:00
Abel Lambea 0 Reputation points
1 answer

CANT SIGN IN TO MY OUTLOOK BECAUSE OF AUTHENTICATOR APP

I upgraded to iPhone 18PRO 5 days ago. When I go to sign on to my Outlook, I'm instructed to open up my Authenticator app and enter in the 6 digit code. So I open the app and it says it's "locked". So I tap "Unlock" and it takes me…

Microsoft Security | Microsoft Authenticator
asked 2026-09-23T10:00:18.7466667+00:00
Eric 0 Reputation points
answered 2026-09-23T10:00:33.1366667+00:00

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If Microsoft 365 Copilot Processes Data Within the Tenant, Why Is DLP for Copilot Still Needed?

My understanding is that when users interact with Microsoft 365 Copilot, the organization's data is not sent to an external AI service for processing. Copilot uses Microsoft 365 data and applies existing permissions, compliance controls, and tenant…

Microsoft Security | Microsoft Purview
asked 2026-09-23T09:43:04.24+00:00
Soumya Mohanty 1 Reputation point
answered 2026-09-23T09:43:28.3433333+00:00

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