85,559 questions with Microsoft Security-related tags

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Restricting access for Mail.Send permission to single mailbox

I want to add an email-alerting to one of my projects. For this I want to use the GraphAPI to send the code but have it restricted to one specific mailbox. I have followed this documentation:…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-15T06:30:06.1833333+00:00
Benedikt Schmitt 145 Reputation points
commented 2026-07-20T06:00:02.4566667+00:00
Benedikt Schmitt 145 Reputation points
0 answers

Personal account does not exist in human data and cannot access the tenant.

Selected user account does not exist in tenant 'Human Data' and cannot access the application '98abb7f0-5e9b-426b-bd8e-1b61c466e306' in that tenant. The account needs to be added as an external user in the tenant first. Please use a different account. I…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-20T05:46:32.96+00:00
Vijayakrishna K.S 0 Reputation points
2 answers

Sole Global Admin locked out — Authenticator shows 8-digit setup code, sign-in requires 6-digit code

I'm the sole Global Administrator on my Azure tenant and I'm completely locked out. Background: I sign in to Azure using a personal Microsoft/Hotmail account, tied to a tenant with directory name "DP" . Sign-in worked normally until a couple of…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-16T20:30:39.7666667+00:00
Dhaval Parekh 0 Reputation points
answered 2026-07-20T05:28:42.72+00:00
kagiyama yutaka 4,175 Reputation points
1 answer One of the answers was accepted by the question author.

Unable to achieve full replication

I have an on-premises DC and created a secondary DC on azure the communication is happening through site-to-site vpn. though when I check on replication, the DFSR service is running though i get error the RPC server is unavailable (1722) from both DCs,…

Microsoft Security | Microsoft Identity Manager
asked 2026-07-09T20:16:34.7+00:00
Diana Piloya 245 Reputation points
accepted 2026-07-20T05:22:29.1566667+00:00
Diana Piloya 245 Reputation points
1 answer

Setting up MS Authenticator

Desperate for help. I'm trying to set up MS Authenticator as I'm locked out of one of my hotmail accounts. I can't remember the email password. Sending code by text doesn't seem to work to set up authenticator. I'm travelling at the moment so…

Microsoft Security | Microsoft Authenticator
asked 2026-07-20T04:33:48.34+00:00
Wendy Short 0 Reputation points
answered 2026-07-20T04:34:04.7266667+00:00

AI answer

1 answer

How do I scan with windows defender

I am getting a pop up on the right side of my screen that says viruses found and recommended running a windows defender scan. How do I do that.

Microsoft Security | Microsoft Defender | Other
asked 2026-07-20T01:42:03.6933333+00:00
Arthur Nichols 0 Reputation points
commented 2026-07-20T02:04:06.0466667+00:00
kagiyama yutaka 4,175 Reputation points
0 answers

Azure AIK enrollment returns HTTP 400 (0x80190190) for EK signed by "CSME ADL PTT 01SVN" — Intel PTT CA appears missing from AIK trust pool

My desktop fails Windows AIK certificate enrollment on every attempt, blocking TPM attestation for consumer applications. System: MSI PRO Z790-P WIFI (Z790 chipset, Raptor Lake), TPM 2.0 via Intel PTT, Windows 11 (fully updated), Secure Boot enforcing…

Microsoft Security | Intune | Enrollment
asked 2026-07-20T02:02:07.6133333+00:00
Nick Derbawka 0 Reputation points
0 answers

Microsoft Azure AIK CA returns HTTP 400 for EK signed by Intel ODCA 2 CSME P_ADL 00002341 / CSME ADL SVN01 Kernel CA — same pattern as Infineon CA 035 trust-pool gap

I'm hitting a TPM AIK enrollment failure on Windows 11 25H2 (build 26200.8328) that looks identical to the previously-resolved Infineon CA 035/039/042 trust-pool gap — but for an Intel CSME branch. My device: Intel Core i7-13650HX (Raptor Lake HX),…

Microsoft Security | Windows Autopilot
asked 2026-05-12T00:21:23.5+00:00
Daniil Zhukov 0 Reputation points
edited a comment 2026-07-20T01:59:07.6266667+00:00
Nick Derbawka 0 Reputation points
0 answers

[ISP Request] IP Geolocation Correction Request - Greenfield Communications

Hello Microsoft Engineering Team, We are an Internet Service Provider (ISP), and our customers are currently experiencing severe geofencing issues blocking them from accessing Outlook and Azure services because Microsoft's internal geolocation database…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-19T20:00:47.3833333+00:00
Tyler Tanner 0 Reputation points
edited the question 2026-07-20T01:33:47.81+00:00
Tyler Tanner 0 Reputation points
1 answer

Two-Factor authentication is locking me out of my account

My email said I had to change my password due to security reasons, which started to become every time I log in. At some point is started asking me for 2FA, but it had the same number twice as my authentication options, so the first time worked but then…

Microsoft Security | Microsoft Authenticator
asked 2026-07-19T22:00:18.6666667+00:00
Freya 0 Reputation points
answered 2026-07-19T22:00:38.7433333+00:00

AI answer

1 answer

[M365 E5] Outlook desktop Policy Tip falsely blocks DLP-exempted recipient when combined with internal recipient (OWA works fine)

I'm troubleshooting a discrepancy between Outlook for Windows (classic) and OWA when evaluating a Microsoft Purview DLP rule with a nested NOT/exception group on Exchange Online. Rule logic (verified, simplified): MATCH IF: (content contains specific…

Microsoft Security | Microsoft Purview
asked 2026-07-19T18:49:50.1733333+00:00
Sergio Andres Alzate 0 Reputation points
commented 2026-07-19T21:09:19.9533333+00:00
Sergio Andres Alzate 0 Reputation points
1 answer

Microsoft Security Key

I just bought a new HP computer. I have signed in with my MSN account. It now wants a USB security code. I do not have a security USB. It the ask me to verify if I am a robot and nothing came up to verify. I am unable to login to my computer at…

Microsoft Security | Microsoft Identity Manager
asked 2026-07-19T21:05:41.3666667+00:00
Tracy Kimmel 0 Reputation points
answered 2026-07-19T21:05:58.84+00:00

AI answer

1 answer

Unable to login Entra account

I'm working on learning IAM. I'm in my main MS account in the portal. I created a another email account/domain to login and get going. However, I've not been able to log into the new Entra account to start. Looking for some help. Thanks. -Reg

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-19T18:22:31.9166667+00:00
Reginald Sinevet 0 Reputation points
answered 2026-07-19T18:22:57.6466667+00:00

AI answer

5 answers

DLP Policy tip not working on New Outlook but works fine when I go back to old Outlook

Hi, I am currently testing DLP policy tip on multiple device and I have noticed that same DLP policy for policy tip works fine on old Outlook but when I switch to New then it stops working. How to fix it? I am on Win 11 Kind regards, Rabia

Microsoft Security | Microsoft Purview
asked 2026-01-15T03:13:53.25+00:00
RSiddiqui 5 Reputation points
commented 2026-07-19T18:10:17.49+00:00
Sergio Andres Alzate 0 Reputation points
2 answers

AADSTS5000224 – End-customer tenant deprovisioned and inaccessible

Hello, I am a Microsoft Partner based in Morocco, and the affected tenant is our company’s own Microsoft tenant, Digitacodin. We have suddenly lost access to all Microsoft services associated with this tenant, including: Microsoft 365 Admin Center …

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-18T03:42:39.9766667+00:00
yassin sabil 0 Reputation points
answered 2026-07-19T17:48:45+00:00
yassin sabil 0 Reputation points
0 answers

Can't connect to Azure portal - Not getting Authenticator code

Hi, I can no longer connect to my Azure portal or Azure services using my personal Outlook.com account. Azure is prompting me for a code from Microsoft Authenticator, but the Authenticator app is not displaying any code for this account. I currently have…

Microsoft Security | Microsoft Authenticator
asked 2026-07-19T16:51:30.88+00:00
Hugo Lortie 0 Reputation points Microsoft Employee
edited the question 2026-07-19T16:52:27.52+00:00
Hugo Lortie 0 Reputation points Microsoft Employee
1 answer

Remove Endpoint from Defender

How we can delete endpoint from Asset - Device on Microsoft Defender portal? If I delete the device from Entra then the devices will be removed also from Defender portal?

Microsoft Security | Microsoft Defender | Other
asked 2026-07-19T05:41:13.0166667+00:00
Handian Sudianto 7,341 Reputation points
commented 2026-07-19T15:16:52.32+00:00
Nathan Roberts (SN) 12,556 Reputation points Student Ambassador Volunteer Moderator
1 answer

Microsoft SCIM provisioning not sending PATCH group remove member from group

My customer set up an enterprise app to provision user with SCIM in my product. Associated with this app are 3 Groups. When a user is added to one or more group i correctly receive PATCH requests to Groups/{group-id} that add members. When a user is…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-07-02T14:47:04.7+00:00
Matteo Ruggiero 0 Reputation points
edited a comment 2026-07-19T14:33:16.9633333+00:00
Matteo Ruggiero 0 Reputation points
1 answer

I am not able to reset my password

I forgot my password. Now I am logged out. Whenever I am clicking reset password, I am getting code recovery mail. After entering that, it is asking me for alternate method that is phone no. After adding last 4 digits and pressing send codes, an error…

Microsoft Security | Microsoft Authenticator
asked 2026-07-19T14:13:08.2966667+00:00
Shubham D 0 Reputation points
answered 2026-07-19T14:13:31.6433333+00:00

AI answer

2 answers

Microsoft Account Suspended and Unable to Access Microsoft Authenticator

I am unable to access my Microsoft account because it has been suspended. After contacting Microsoft Support, I was informed that my account is suspended, even though I have not intentionally violated any Microsoft policies. I would also like to report…

Microsoft Security | Microsoft Authenticator
asked 2026-07-19T10:49:02.18+00:00
Vishesh Kumar 0 Reputation points
answered 2026-07-19T10:56:49.6333333+00:00
Vishesh Kumar 0 Reputation points