Use advanced hunting to Identify Defender clients with outdated definitions

In an ideal world all of our devices are fully patched and the Microsoft Defender antivirus agent has the latest definition updates installed. Unfortunately reality is often different. When using Microsoft Endpoint Manager we can find devices with outdated definition Read More …

Use Microsoft Endpoint Configuration Manager to Configure the Windows Print Spooler Service

Hello there, In my earlier post Use Microsoft Endpoint Configuration Manager to stop the Windows Print Spooler Service – Anything about IT (verboon.info) I explained how to stop the Print Spooler service using Microsoft Endpoint Configuration Manager leveraging CMPivot to Read More …

How to remediate Defender for Endpoint onboarding with ConfigMgr

During the past 5 years I have onboarded a couple of thousand devices into Microsoft Defender for Endpoint and can say that, provided that you done your homework with regards to network connectivity, onboarding devices into Defender for Endpoint usually Read More …

Collecting AzureAD User Authentication Method Information

Hello everyone, last Friday I received an e-mail from one of my customers, asking how to identify users in AzureAD that have enabled passwordless sign-in with the Microsoft Authenticator app. Previously I usually made use of the Script for Azure Read More …

Preparing my Application Guard for Office test lab

Hello everyone, today I wanted to see application guard for office in action. If you are not familiar with application guard for office, I suggest you read the following articles / documentation. Microsoft Defender Application Guard for Office Application Guard Read More …

Deploying Defender ASR – Block persistence through WMI event subscription

Last week Microsoft released the DRAFT Security baseline for Windows 10 and Windows Server, version 20H2. Although available since Windows 10 1903, the attack surface reduction rule ‘Block persistence through WMI event subscription’ is now being included into the recommended Read More …

Monitoring Service principal sign-ins with AzureAD and Azure Sentinel

Here is a conversation between Jeffrey (Developer) and Marc (IT Admin) working for ECorp Ltd. Looks familiar? Take a look in your Azure Active directory, how many applications do you have there? In an ideal world you maintain an inventory Read More …