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Recent Blogs
Overview and Challenge
Security Operations Centers (SOCs) and InfoOps teams are constantly challenged to reduce Mean Time to Detect (MTTD) and Mean Time to Respond (MTTR). Analysts often spend valu...
Sep 15, 2025188Views
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Introduction
Cybersecurity teams today face an overwhelming volume of potential threats, alerts, and hypothetical scenarios. The digital landscape is vast, dynamic, and ever-shifting, especially as...
Sep 15, 2025138Views
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We’re excited to share our latest Data Security deployment blueprint: “Lightweight guide to mitigate data leakage”—a practical resource designed to help organizations quickly enable core data securit...
Sep 15, 2025653Views
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4 MIN READ
How long have you been working with Microsoft products?
I am a Microsoft MVP in Security and a results-driven and dedicated Senior Solutions Architect with more than 14 years of professional exper...
Sep 12, 2025372Views
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Recent Discussions
Ransomeware query
If any ransomware detection i need following query for advance hunting in defender Look for rapid file modification or creation or deletion 2. Rapid file encryption one 3. look for a ransom note 4. look for encryption algorithms 5. look for double extension 6. Also query for birth time of the fileRegistry modifications
If a file was downloaded, executed, and created a registry entry for persistence, is it enough to just delete the file from its original location? Or does the registry entry also need to be removed? What happens if it is not removed? If a malicious file created an entry under HKLM Run, HKCU Run, or RunOnce, and the file is later deleted but the registry entry is left behind, will the system still try to execute it at startup?MDE-Onboarding issue
Hello Community, while i am trying to onboard a windows 10 machine into MDE where there is already another AV running which is Kaspersky, i am facing that issue that Microsoft AV is not able to revert its status from disabled into running state (passive mode). even if i am trying to start the service manually, it will revert itself back to the disable status. Did anyone experience that issue before between Defender AV and Kaspersky?Single Rule for No logs receiving (Global + Per-device Thresholds)
Hi everyone, I currently maintain one Analytics rule per table to detect when logs stop coming in. Some tables receive data from multiple sources, each with a different expected interval (for example, some sources send every 10 minutes, others every 30 minutes). In other SIEM platforms there’s usually: A global threshold (e.g., 60 minutes) for all sources. Optional per-device/per-table thresholds that override the global value. Is there a recommended way to implement one global rule that uses a default threshold but allows per-source overrides when a particular device or log table has a different expected frequency? Also, if there are other approaches you use to manage “logs not received” detection, I’d love to hear your suggestions as well. This is a sample of my current rule let threshold = 1h; AzureActivity | summarize LastHeartBeat = max(TimeGenerated) | where LastHeartBeat < ago(threshold)Little warning on the new Purview suite for M365BP
Microsoft introduced a highly needed and expected compliance suite add-on for Microsoft 365 Business Premium. Microsoft Purview Suite for Business Premium: $10/user/month Microsoft 365 BP are unable to add Microsoft 365 E5 Compliance suite $12/user/month and forced to move to M365E3 to be able to add this product. So as a Microsoft partner I was delighted to see that Microsoft introduced this new product and made it possible to give SMB customers the tools they need to comply with all kinds of regulations. BUT: What a disappointment it is, this new product. It is a lame strip down version of the E5 Compliance suite and missing essential functionality that regulated SMB customers badly need. What the was going on in de mind of the product manager who is responsible for this product. Besides missing crucial functionality like Compliance Manager, Compliance Portal and Privilege Access Management it also misses in product features. Some examples: Data Loss Prevention: Great for protection your sensitive information leaking out of your organisation, but with a little more investigation, I found out that Administrative Units is not supported Information Protection: Automatic Labels is not supported Insider Risk management: No Adaptive Protection Compliance Manager: No Policies, No Alerts DSPM for AI: No Policies So, Microsoft come on, you can do better than this and embrace SMB’s more seriously and make E5 compliance available like you did with E5 security for M365BP users and stop with this lame and incomplete product. My recommendation to M365BP customers who need Compliance add-on, don’t buy this new suite, unless you don’t need the above functionality.26Views0likes0CommentsCan't update Defender app on macOS
Hello, We started getting this situation where Defender for macOS can't be updated: Microsoft Defender 101.25072 Current Version: 101.25062 Installed: 2025-08-05 Update error: The update could not be installed at this time. Please try again later. Microsoft AutoUpdate is up to date. Operating System Version: 15.6.1 Device managed by Mosyle MDM. All of our active users have been updated to 15.6.1 (and this problem was observed on OS versions from 15.1 to 15.6.1) What could be causing this? And what can we do about it?Solved480Views4likes7CommentsData product search is broken: no results for partial terms
Searching for data products using partial terms returns zero results, despite the existence of data products with matching names. For example, searching for 'risk' yields no results even though we have three data products that have 'riskscores' in their names. I have created a support ticket, and was told that the PG has stated this behavior was by design. I just can't wrap my head around this statement. Search is the reason why data catalog tools are popular and help democratize data, and this type of searching doesn’t really help to make the data products discoverable. A feature request was created (3135) but I was also asked to post here for visibility. Here's some proof:56Views0likes2CommentsMicrosoft Entra Internet Access for iOS in Public Preview!
With the latest update to Microsoft Defender for Endpoint on iOS, Organisations licensed for Microsoft Entra Suite or Microsoft Entra Internet Access will have access to Microsoft's Secure Web Gateway (SWG) and traffic forwarding for HTTP/HTTPS traffic, with support for Web-Content Filtering. This has been a huge win for iOS Mobile Security. Previously, Defender for Endpoint on iOS has supported Phishing Protection, M365 Traffic, and Entra Private Access Traffic. Combined with Global Secure Access Threat Intelligence, which consumes indicators from Microsoft Intelligent Security Graph (ISG), Organisations can implement granular internet access controls on iOS devices with integrated, context aware protection against malicious threats. Excited to hear what you think! Release notes are available hereGraph API - Difference in Calendar events between users
Hi All, I have a .NET 3.1 WebApp running an Application Permission Graph API instance. I have noticed some discrepancies when using the .Calendar.CalendarView and .Events extensions. I have found that some events, that should be returned, aren't returned by the API. This is my C# code that I use: ICalendarCalendarViewCollectionPage response = await _graphClient.Users[userId].Calendar.CalendarView .Request(new List { new QueryOption("startDateTime", startDate.ToString("yyyy-MM-ddTHH:mm:ssZ")), new QueryOption("endDateTime", endDate.ToString("yyyy-MM-ddTHH:mm:ssZ")) }) .Header("Prefer", "outlook.timezone=\"Europe/London\"") .GetAsync(); Where startDate is a Monday, and endDate is a Sunday. The UserId is definitely correct as it does return some correct events. For example, I and another colleague are booked onto a Recurring Teams Meeting. Neither of us are the organiser but the organiser does exist in the tenant. When I call the code block above, the meeting IS CORRECTLY returned from that call in the response. But if I switched the UserId to my Colleague's UserId, it won't return that meeting from the API. The meeting DOES show on both of our calendars on Outlook Old & New. I use the old version of outlook, and he uses the new version of outlook. I'd also like to note that some recurring meetings do show up on the faulty user's Calendar View, just certain ones do not, so I'm pretty sure that the fact that the event is recurring doesn't matter. Does anyone have any insight into this? ThanksSolvedHow to practice SC-200 content on an empty tenant
Hello, I am following the SC 200 course on Microsoft Learn. It is great and everything but my m365 business tenant is empty. I don't have VMs, logs, user activity or anything. I learned some KQL and microsoft provides some datasets for practice. Are there any such data I can load on my tenant for threat hunting and other SC-200 related practices or is there an isolated simulation environment I can use for learning?29Views0likes1CommentDefender email audit - sensitive info in subject line
We are doing security auditing of emails. I'm familiar with the Defender portal, not too in-depth though (have not had time to play around) and not so with Sentinel or KQL yet. In the course of my audits, I have been finding people may encrypt emails but still have sensitive information in the subject line. Common understanding that internal emails would not leave the org so encryption is not mandatory (though I have disagreement on that). So auditing emails going external. In M365 Defender >> Email & Collaboration >> Explorer section, I did a search: keyword: "SSN" sender domain: equals my org recipient domain: equals non of my org What are some sensitive information keywords or phrases in the subject line searches in M365 Defender (security.microsoft.com)? So far I have compiled this list to (sucks M365 Defender does not allow searching with wildcards or patterns): SSN social security TIN DOB account acct passport license DLSolved38Views0likes1CommentCopilot DLP Policy Licensing
Hi everyone We are currently preparing our tenant for a broader Microsoft 365 Copilot rollout and in preparation to that we were in the progress of hardening our SharePoint files to ensure that sensitive information stays protected. Our original idea was to launch sensitivity labels together with a Purview data loss prevention policy that excludes Copilot from accessing and using files that have confidential sensitivity labels. Some weeks ago when I did an initial setup, everything worked just fine and I was able to create the before mentioned custom DLP policy. However, when I checked the previously created DLP policy a few days back, the action to block Copilot was gone and the button to add a new action in the custom policy is greyed out. I assume that in between the initial setup and me checking the policy, Microsoft must have moved the feature out of our licensing plan (Microsoft 365 E3 & Copilot). Now my question is what the best licensing options would be on top of our existing E3 licences. For cost reasons, a switch to Microsoft 365 E5 is not an option as we have the E3 licences through benefits. Thanks!SolvedEndpoint settings missing in Microsoft Defender for Endpoint
Hi, I am currently using the Microsoft 365 Developer program and is trying to setup an Intune and Microsoft defender for endpoint tenant however when i am trying to integrate Defender with Intune, the endpoint setting is not showing in the settings despite that i have the Security administrator role. Is this expected when using the developer program or am i missing something? Would appreciate your kind advise.SolvedBad quality of Defender / Intunesdocubannoying
Whenever i need learning.microsoft.com, i found their describing A) very often menulinks, which does not exist (guess its rearranged) B) very often mistakes happen: in this article https://learn.microsoft.com/en-us/defender-endpoint/android-configure-mam several parameters are described with an integer value and the same parameter a Seconds time at the same place as boolean. And so many mistakes morebi found. Well: some companies wanna earn money maybe doing training with their customers, which is necessary onlY, as the docu is unreadable or written so boring that you fall a sleep and understand nothing. Please do more qualityExclusion of Microsoft Edge Browser from Conditional Access Policies does not work
Hi, we've built a Conditional Access Policy in EntraID that forces MFA for all Cloud Apps. We want to exclude Microsoft Edge Browser so no Reauthentication is necessary for MS Edge Browser. Exclusion has been made for the "Microsoft Edge" application with the following App ID: ecd6b820-32c2-49b6-98a6-444530e5a77a However, reauthentication still pops up. No other conditional access policy is applied. It's this specific policy that requires reauthentication. What's the reason why the exclusion does not work? Is there something else necessary to be taken into consideration so the exclusion works fine? Many thanks in advance!57Views0likes1CommentProblem Automatic Log Upload - Defender for Cloud Apps
Hello Community, I have a strange problem with the activity in the Title. I have create Data Sources from Fortinet And a Log collector With the correct documentation that is linked https://learn.microsoft.com/en-us/defender-cloud-apps/discovery-docker-ubuntu-azure?tabs=centos So i have a Fortinet Firewall that send by SYSLOG log to the VM Ubuntu in Azure, i have deploy docker, Ubuntu receive log from firewall, i see traffic is correct. But from Cloud Apps connector remains into "Connected" state. Regards, GuidoSolved
Events
We begin our webinar series with a review of the latest IDC whitepaper on secure access strategies for the AI era. The document examines how organizations are focusing on integrating identity and net...
Tuesday, Oct 07, 2025, 08:30 AM PDTOnline
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