111 questions with Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365 tags

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where do i find my security log

where can i see who has been trying to log into my microsoft account in the last 30 days

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-12-04T21:04:13.56+00:00
Richard Horning 0 Reputation points
answered 2025-12-04T21:05:20.4133333+00:00
Q&A Assist
1 answer

I have a flashing notification that says threat detected PC infected with Trojan type spyware access has been blocked

I have a flashing notification that says access has been blocked. Threat detected XXBC detected Microsoft Windows firewall alert PC infected with Trojan type spyware, and all it does is flash, even if I click on the continue button.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-12-01T19:36:56.1866667+00:00
leslie smith 0 Reputation points
answered 2025-12-01T19:37:10.64+00:00
Q&A Assist
2 answers

Getting a message that my computer has been infected with trojan:sLocker and i need to call 833-435-3606 immediately

Message says my access has been blocked and i should not attempt to close my computer

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-12-01T18:38:56.35+00:00
Linda Kaplan 5 Reputation points
answered 2025-12-01T18:40:48.8033333+00:00
Andy David - MVP 159.7K Reputation points MVP Volunteer Moderator
1 answer

How do I prevent Microsoft Defender from preventing nvidia to switch GPUs automatically? I currently have added the following exclusions and it still isn't working: C:\Program Files\NVIDIA Corporation & C:\Program Files (x86)\NVIDIA Corporation

When I first bought the computer it had a free trial of McAfee, which has since expired. During this trial period I was not having any issues with the GPU automatically switching. When the trial expired I used Microsoft Defender and the issue started. I…

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-27T15:27:15.7833333+00:00
Joe 0 Reputation points
answered 2025-11-27T15:27:27.16+00:00
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1 answer

Need to turn off macros blocking an excel sheet

Received an enrollment spreadsheet from BCBS for a business. When trying to open links on the document that opens other sections it is blocked by Macros. I following the instructions for Unblocking a single document but when I followed the path to :…

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-25T17:33:30.5966667+00:00
Paula Jameson 0 Reputation points
answered 2025-11-25T17:33:38.38+00:00
Q&A Assist
1 answer

Unblocking macros

I have attempted to unblock macros on Powerpoint by adding the site I downloaded it from as a trusted site, I've also gone into security settings and checked unblocked. Microsoft Security is still blocking macros. How can I fix this?

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-25T14:59:40.3933333+00:00
GGMBC 0 Reputation points
answered 2025-11-25T14:59:46.8666667+00:00
Q&A Assist
1 answer

Microsoft Defender turns itself off all the time

I only have an Android phone and my Microsoft Defender constantly turns itself off , I went and bought a new phone and Sim thinking it was some kind of bot or virus but it still does it on the new phone.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-30T11:13:56.69+00:00
Diana Blackwood 0 Reputation points
answered 2025-11-25T14:05:34.4633333+00:00
Catherine Kyalo 2,620 Reputation points Microsoft Employee
0 answers

Clarification on 'Period of Inactivity' in Microsoft's Malware Submission Form and its Implications

Regarding this form: https://www.microsoft.com/en-us/wdsi/filesubmission?persona=SoftwareDeveloper There's this question Should this file be removed from our database at a certain date? No — remove the file automatically after a period of inactivity …

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-28T04:13:31.03+00:00
Mark 0 Reputation points
commented 2025-11-25T14:00:54.0366667+00:00
Catherine Kyalo 2,620 Reputation points Microsoft Employee
1 answer

is there a virus cancel option on defender? when it starts, it makes other work impossible

is there a virus cancel option on defender? when it starts, it makes other work impossible. how about on/off? or scan when I choose? navigating to these settings should be easier; and of course, when defender is scanning take minutes to get to

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-23T14:32:16.2966667+00:00
George Stratigakis 0 Reputation points
answered 2025-11-25T13:52:35.0533333+00:00
Catherine Kyalo 2,620 Reputation points Microsoft Employee
0 answers

Something went wrong. Please try again later. when trying to approve action

When I try to approve an action in Investigations, I get the error "Something went wrong. Please try again later." I've waited several days. I'm clicking on the 'Pending Actions" link.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-22T17:33:51.9633333+00:00
DARAdmin 0 Reputation points
commented 2025-11-25T13:46:21.6666667+00:00
Catherine Kyalo 2,620 Reputation points Microsoft Employee
0 answers

How do I block spoofed email from external sender

How do I block spoofed email. I continue to get emails to my user with their name as the sender. I have SPF, DKIM and DMARC set up. MS seems to be ignoring them.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-22T17:38:33.72+00:00
DARAdmin 0 Reputation points
commented 2025-11-24T23:52:20.6866667+00:00
Pauline Mbabu 1,710 Reputation points Microsoft Employee
0 answers

I recently have pop-ups showing up on my web pages, i guess theres malware, but the computer scans and says there arent any viruses. Whats the issue?

I believe there is malware on my computer because when i open up the internet, pop-ups show up in the bottom right corner. When i conduct a scan, the scanner says no virus found. Whats the solution?

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-07-24T13:16:33.52+00:00
Shepherds Watch LLC 0 Reputation points
commented 2025-11-24T23:41:23.8333333+00:00
Pauline Mbabu 1,710 Reputation points Microsoft Employee
2 answers

What is service.exe

Hey so security picked up something called service.exe and is protecting my onedrive so is it malware?

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-23T10:33:40.4033333+00:00
eren 0 Reputation points
answered 2025-11-23T10:35:11.9766667+00:00
Q&A Assist
2 answers

Defender XDR AIR

Hi there, I am trying to set up Automatic Investigation and Remediation for reported phishing email through PAB. We have defender for Office 365 plan1 which comes with Business Premium. My manager said XDR AIR included in Plan1 and microsoft document…

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-20T03:29:46.4433333+00:00
cyber punk 0 Reputation points
answered 2025-11-20T21:11:32.3566667+00:00
Adam Zachary 2,025 Reputation points
1 answer

How to remove malicious tag from our company website links?

Hi, We have had a few reports from users that our company website links are being flagged as malicious by Microsoft Defender for office 365. is there any way of submitting our website for review to remove the malicious flags from appearing? Thanks

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-10-13T02:18:31.6233333+00:00
Andrew R 0 Reputation points
edited an answer 2025-11-20T19:48:16.4066667+00:00
Alison A 3,240 Reputation points Microsoft External Staff Admin
1 answer One of the answers was accepted by the question author.

Microsoft defender

Buonasera. Microsoft sta riconfigurando il defender degli utenti? Grazie

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-20T17:35:08.41+00:00
Laura Brunelli 20 Reputation points
accepted 2025-11-20T17:37:36.88+00:00
Laura Brunelli 20 Reputation points
1 answer

My windows, the fender security has disabled my computer. How do I get it unlocked?

Pop-up window comes up and will not let me use my computer at all. Windows defender security has disabled your computer. Please contact Microsoft windows support to unlock your computer gives the number 1-833-959-8889.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-20T17:23:26.5166667+00:00
Shelly Bye 0 Reputation points
answered 2025-11-20T17:23:44.7966667+00:00
Q&A Assist
1 answer

“My site was falsely blocked. I have moved it to a new web host. The site has no harmful content.”

My site https://prisrobot(.)com was falsely blocked. I have moved it to a new web host. The site has no harmful content.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-15T10:36:08.56+00:00
Carlsson Mattias 0 Reputation points
edited the question 2025-11-19T12:03:52.57+00:00
JuliaMarvin 17,190 Reputation points Volunteer Moderator
1 answer

I have changed my password to the point that I can't remember it. 2 step verification, but I am the only IP address that is bothered by having to use it. the IP address/addresses don't seem to have any problems, and Defender does not hit my phone.

I have constantly been changing my password to the point that I am having problems remembering what it is. The point is that 1. why is my phone not notifying me when they try to login, 2. why am I the only IP addresses being harassed, but it doesn't tell…

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-18T07:43:13.5133333+00:00
Daniel Belleque 0 Reputation points
answered 2025-11-18T07:43:27.0766667+00:00
Q&A Assist
3 answers

create policy for only allow approved RDP servers from intune device with windows defender endpoint other ip should be block to take rdp

create policy for only allow approved RDP servers from intune device with windows defender endpoint other ip should be block to take rdp.

Microsoft Security | Microsoft Defender | Microsoft Defender for Office 365
asked 2025-11-16T04:09:24.7566667+00:00
Rajesh Giri 0 Reputation points
commented 2025-11-16T07:17:41.3366667+00:00
Rahul Jindal 11,501 Reputation points