12,820 questions with Microsoft Security-related tags

Sort by: Updated
0 answers

Unable to Recover Microsoft Authenticator Account After Phone Format. Backup recovery in Microsoft Authenticator did not work. How to reset??

My phone (Redmi 10) got reformatted unexpectedly and I'm unable to retrieve my authenticator details. I already tried the recovery option using my recovery email which I saved just in case this happens but it did not work. It only created a passcode for…

Microsoft Security | Microsoft Authenticator
asked 2025-07-15T01:38:53.0233333+00:00
Pam B 0 Reputation points
0 answers

Graph SDK Upload Large File to OneDrive for MSA Account — Unauthenticated After Getting Upload Session

Hi, I'm using the Microsoft Graph SDK (version 5.61.0) to upload a large file to OneDrive via an upload session for MSA Accounts (Enterprise Accounts work fine with the same method). However, after successfully creating the upload session, I keep getting…

Microsoft Security | Microsoft Graph
asked 2025-07-14T05:19:03.12+00:00
Ruoru Yan 0 Reputation points Microsoft Employee
edited the question 2025-07-15T01:32:05.53+00:00
Ruoru Yan 0 Reputation points Microsoft Employee
0 answers

BITLOCKER RECOVERY KEY LOOP

I did not activate bitlocker recovery and my computer is trapped in a repair loop that keeps requiring a recovery key which I do not have. My laptop is held hostage and all of my files. I need help to disable or bypass this feature. PLEASE HELP ASAP.

Microsoft Security | Microsoft Authenticator
asked 2025-07-15T01:11:38.98+00:00
Teresa Mendoza 0 Reputation points
0 answers

Signing in-Tenant error message?

I am trying to sign into Microsoft from my personal account (not a work-related account) to a health system to check the status of a job application using https://wd5.myworkday.com/christianacare/login.htmld. The box comes up asking me to choose an…

Microsoft Security | Microsoft Identity Manager
asked 2025-07-14T23:41:29.1333333+00:00
Joyce R 0 Reputation points
0 answers

Helped hacked administators being used somehow

Help I have been severally hacked dont bother with malyware request there is no detectable malware in my system ive used about 10 different malware programs the hackers have me linked to the loopback when using a program that showed all my connections it…

Microsoft Security | Microsoft Authenticator
asked 2025-07-14T22:52:53.9433333+00:00
Josh Bone 0 Reputation points
0 answers

Remote Assistance (MSRA) fails after upgrade to Windows 10 22H2 and Windows 11 24H2 – DistributedCOM 10006 Error

Problem Description: After upgrading some devices to Windows 10 22H2 and Windows 11 24H2, we've encountered issues using Remote Assistance (msra.exe) between domain-joined computers. The following error appears in Event Viewer: DCOM error…

Microsoft Security | Active Directory Federation Services
asked 2025-07-14T20:10:04.0766667+00:00
Ruben Cervantes Rodriguez 20 Reputation points
0 answers

I have an on premise account that is not syncing properly to Azure. How can I merge them?

I have an on premise account that is not syncing properly. We use Azure AD Connect. Can you provide the steps to merge the two that show up in the Entra dashboard?

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-14T17:59:49.11+00:00
Andy Heckman 0 Reputation points
commented 2025-07-14T19:14:37.19+00:00
Navya 20,650 Reputation points Microsoft External Staff Moderator
0 answers

cannot install device driver due to system policy

When attempting to install the Ingenico USB device driver I get cannot install device driver due to system policy

Microsoft Security | Microsoft Identity Manager
asked 2025-07-14T18:14:02.04+00:00
Jerry Hause 0 Reputation points
0 answers

Entra Conditional Access Connection Error and I have a E365 License and a P1 Trial

I am unable to access conditional access policies, it indicates there is a connection issue.

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-08T14:55:02.58+00:00
Charles Matvchuk 10 Reputation points
commented 2025-07-14T17:16:23.7133333+00:00
Charles Matvchuk 10 Reputation points
0 answers

ASR Blocking Signed DLL in MSI Installation

We have an installer for our project, built as an MSI using WiX. It internally has a custom actions DLL that is signed with the same certificate the MSI is signed with. This DLL is injected into the Binary Table of the MSI by WiX. When we try to…

Microsoft Security | Microsoft Defender | Other
asked 2025-07-14T15:57:17.99+00:00
Radu Solomon 0 Reputation points
0 answers

Urgent: Microsoft Authenticator Security Breach - Investigation Required

Background: Since mid-2023, I've experienced anomalies with my Microsoft Authenticator app, including unauthorized access attempts to various accounts. Following these incidents, I discovered and removed unknown mobile numbers within my Authenticator…

Microsoft Security | Microsoft Authenticator
asked 2025-03-11T10:56:56.42+00:00
Sandeep Godhania 0 Reputation points
commented 2025-07-14T15:56:46.28+00:00
Omar Davis 1 Reputation point
0 answers

How to sync an account from iPhone

I have a new iPhone and synced everything from the old iPhone but Authenticator is still on the old iPhone and wont let me see the code on my new iPhone. I need help seeing the codes on my new iPhone.

Microsoft Security | Microsoft Authenticator
asked 2025-07-14T15:44:09.7766667+00:00
Sara 5 Reputation points
edited the question 2025-07-14T15:44:48.35+00:00
Sara 5 Reputation points
0 answers

Password Hash Sync issue with Single Forest (Domain) Sync to two Tenants

We have a single AD Domain (OneProd.com) that Sync specific accounts to one Tenant (ProdTenant) We have another Tenant (TestTenant) that we want to sync these accounts to also. We have a custom DNS Name for them (OneTest.com) that has been verified in…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-14T15:14:48.7366667+00:00
Leon Powell 0 Reputation points
edited the question 2025-07-14T15:39:45.0766667+00:00
Leon Powell 0 Reputation points
0 answers

MS Intune and Chrome Enterprises issue, Connector options [Grayed out]

Hello Community, I'm hoping someone can help point me in the right direction — any guidance would be greatly appreciated! Here's the situation: I manage several ChromeOS devices through Google Admin and had previously integrated them with Microsoft…

Microsoft Security | Intune | Microsoft Intune Android
asked 2025-07-09T04:28:14.5066667+00:00
Roger W. Davis, Jr 5 Reputation points
commented 2025-07-14T15:33:26.74+00:00
Logan Whiteway 0 Reputation points
0 answers

AADSTS650051 - Service principal name is already present for the tenant

Could not reproduce this issue. Also, why this error occurs? Related to https://learn.microsoft.com/en-us/answers/questions/2337285/azure-app-registration-0auth-authorize-error-aadst In my case, its not an initial authorize @Anonymous

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-11T07:07:16.28+00:00
Priyadharshini V 10 Reputation points
commented 2025-07-14T15:28:20.56+00:00
Jonathan Cramer 0 Reputation points
0 answers

Password Hash Sync issue with Single Forest (Domain) Sync to two Tenants

We have a single AD Domain (OneProd.com) that Sync specific accounts to one Tenant (ProdTenant) We have another Tenant (TestTenant) that we want to sync these accounts to also. We have a custom DNS Name for them (OneTest.com) that has been verified in…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-14T15:22:05.69+00:00
Leon Powell 0 Reputation points
0 answers

New account synchronized notebook will not be released

I formatted my laptop and logged in with my old Microsoft account, but I'm trying to unlock my laptop device using this account on my old computer, but the site I'm dismantling doesn't show up and says, 'I'm having trouble with it,' and TraceID:…

Microsoft Security | Microsoft Entra | Other
asked 2025-07-14T15:15:49.08+00:00
nameless 0 Reputation points
0 answers

Authenticator app on my new phone

Hello, my old phone was broken with the Microsoft authen. app . I cannot login with my new phone because I need to approve the number with my old phone. How to fix that ?

Microsoft Security | Microsoft Authenticator
asked 2025-07-14T14:58:37.01+00:00
0 answers

I bought a new microsoft product, then MS gave me a new email address with microsoftonline at the end. Why?

When I installed Teams, Microsoft gave me a new email address - it's like my email address with "onmicrosoft.com" at the end. I don't know why you give me this new email address? The logins for my other microsoft account still work with this…

Microsoft Security | Microsoft Authenticator
asked 2025-07-14T14:57:44.6666667+00:00
Alison Harrow - Personal 0 Reputation points
0 answers

Unable to Verify Identity for Azure Login – Error 399287

Dear Microsoft Support Team, I can't login to the azure portal, but the billing still continue. I have the same problem as described here:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2025-07-14T14:28:13.26+00:00
Cesar Orosco 0 Reputation points