The DeviceTvmInfoGathering table in Defender XDR is one of the understudied tables of Defender For Endpoint. With only the small amount of four listings from Alex Verboon on kqlsearch.com before researching this table. This blog explores the uncovered potential of this table, because this will help you a lot to get quick insights into the configuration Defender For Endpoint on your devices! DeviceTvmInfoGathering listings kqlsearch.com While the table serves little detection value, it is extremely useful to get insights into the Defender For Endpoint configuration of your devices.

Microsoft has announced a new Sentinel feature: Summary Rules. Those rules are aimed at aggregating large sets of data in the background for a smoother security operations experience across all log tiers (Documentation). This blog describes multiple use cases to get started with this new feature. I just want to have the queries! GitHub Sentinel Summary Rules. Use Cases You might question the use cases related to summary rules. First, it is good to know that summary rules are closely related to the summarize operator.

The CISA Known Exploited Vulnerabilities Catalog helps organizations prioritize vulnerabilities, as an end user you want to be notified when a new vulnerability is added. This blog describes four different solutions in Microsoft Sentinel to automate the notification process, leaving you with the important task of analyzing this new threat. The four automation solutions presented in this blog are: Email notifications Teams channel notifications Sentinel incidents Sentinel Analytics Rule Both the Logic App and the Analytics Rule are available on GitHub.

While Microsoft is creating a unified portal for all security related activities we still lacked visibility into the audit activities in the security portal, this has now been changed! You can now audit Defender XDR activities and see who removed a device from isolation, deleted that custom detection rule, downloaded a Defender For Endpoint Offboarding Package and many more. This blow will explain what should be configured to audit activities in Defender XDR.