Work and live with IT

Speaking @ Cloud Workplace Meetup

On Thursday, Mai 12th, I will be speaking at the Cloud Workplace Meetup virtual meetup. The topic of my talk is “Current limits of Defender AV Tamper Protection”. Abstract Mit Microsoft Defender Tamper Protection bietet Microsoft einen essentiellen Baustein für die Absicherung der Antivirenlösung auf Endpoints, Server wir Clients zugleich. Die Funktion verhindert die Abschaltung der Schutzkomponenten und erschwert es Angreifern Ihren Payload unbemerkt zu starten. In dieser Session erörtert Fabian Bader welche Bereiche der Antiviren Software durch diesen Schutz abgedeckt sind und zeigt auf welche Konfigurationsänderungen weiterhin möglich sind.

Speaking @ Microsoft Cloud Security User Group

On Thursday, April 28th, I will be speaking at the Microsoft Cloud Security User Group virtual meetup. The topic of my talk is “Use external threat intelligence in Microsoft Defender for Endpoint”. Abstract Extend alarming and protection capabilities of Microsoft Defender for Endpoint using external data sources. In this showcase Fabian Bader will demonstrate how easy you can tap into open source threat intelligence using the Feodo Tracker project and use it to protect your endpoints.

Why using a FIDO2 security key is important

Microsoft offers a great variety of options to use as your primary authentication method, when signing-in with your Azure AD identity using a browser. Username and Password Phonenumber and SMS Username and Passwordless phone sign-in Certificate-based authentication Windows Hello for Business FIDO2 security keys Using conditional access you can further protect the accounts, enforcing the need for a second factor, device compliance, location based restrictions and many more configuration options.

Azure Attack Paths

Creating and maintaining a secure environment is hard. And with every technology or product added to your environment it gets more complicated. Microsoft Azure as a cloud environment is no exception to this rule and with the many services and features that get added every year it just gets more complicated even if you did not change a thing. Because keeping your IT assets secure is important as you move to the cloud, it is important to know which bad practices to avoid and which attack scenarios are out there.

Detect and alert on unusual high phish or malware email volume

Microsoft does a great job in detecting and preventing malware and phishing emails with Microsoft Defender for Office 365. Since this feature works mostly in the background, even larger than usual malware campaigns are prevented without the Administrator noticing. Campaign view Using the campaign view you can check for those events and get a good overview which kind of malware is targeting your users. Campaign overview You can also drill down even further to identify which users were targeted as part of this campaign.

Current limits of Defender AV Tamper Protection

Intro In this article I explore the limits of the Microsoft Defender Antivirus (MDAV) Tamper Protection feature using only native configuration changes using mechanisms available to any user with administrative permissions. So I will not use any AV bypasses like sandboxing, token stealing or anything like this. In addition I also documented the built-in detection capabilities of Microsoft Defender for Endpoint to show you, what alerts you can expect in your environment.