Microsoft Defender for Identity | Enable NTLM Auditing

If you recently deployed Microsoft Defender for Identity on your Domain Controllers and haven't gone through all the prerequisites, you may find that you receive health alerts indicating NTLM Auditing is not enabled. You can also enable NTLM Auditing on your Domain Controllers if you are planning to deploy Microsoft Defender for Identity.

Field Notes: Zerologon | CVE-2020-1472 | Manage Netlogon secure channel changes

The Netlogon vulnerability (CVE-2020-1472) is well documented and includes all the required remediation and preparation steps for the next update coming February 2021. We are less than a month away from the enforcement phase, and I have found that some customers are still unsure of what they need to do in regards to this vulnerability and the security updates. I've decided to publish this post to clarify the required actions, and tools available after deploying the August 2020 security update.

Microsoft Edge: Configure IE Mode (Part 2)

IE Mode on Microsoft Edge provides compatibility for legacy sites that require Internet Explorer 11. IE Mode enables users to access modern and legacy sites using a single browser. Users no longer need to switch between browsers to access legacy intranet sites. IE mode supports ActiveX controls such as Java and Silverlight, and it also supports Internet Explorer settings and group policies that affect Protected Mode and security zone settings. In this final post of the two-part series, I will create the Enterprise Site Mode List XML file and test the configured sites to confirm that the specified sites can be successfully opened in IE Mode on Microsoft Edge.

Microsoft Edge: Configure IE Mode (Part 1)

IE Mode on Microsoft Edge provides compatibility for legacy sites that require Internet Explorer 11. IE Mode enables users to access modern and legacy sites using a single browser. Users no longer need to switch between browsers to access legacy intranet sites. IE mode supports ActiveX controls such as Java and Silverlight, and it also supports Internet Explorer settings and group policies that affect Protected Mode and security zone settings. In part one of this two-part series, I will configure IE Mode using Group Policy and Microsoft Intune.

Understanding Microsoft Security Baselines and Applying Them – Part 1

What are security baselines? Why do I need them? Security Baselines are published by various companies however I will focus strictly on Microsoft Security Baselines, and how to apply them safely in your environment. Microsoft Security Baselines are created to give our customers a benchmark and to utilize the latest features possible, while also guiding … Continue reading Understanding Microsoft Security Baselines and Applying Them – Part 1

Side-Channel Attack Mitigation via GPO (Group Policy Objects)

What is the side-channel attack we need to be aware of? The main side-channel attack we refer to in IT are more specifically the Spectre and Meltdown vulnerabilities. Both of these leveraged a cache-based vulnerability in modern-day CPU's. There have been numerous vulnerabilities linked to the same core-issue but they are treated as individual CVE's and as such have … Continue reading Side-Channel Attack Mitigation via GPO (Group Policy Objects)

Microsoft Edge: Viewing applied policies

The new Microsoft Edge browser based on Chromium was released in January 2020. Unlike the original Edge browser, which is only available for Windows 10, the new Microsoft Edge Chromium based browser can be installed on Windows 7/8/8.1/10 and is also available for MacOS. Microsoft Edge is ready for business and has dedicated deployment resources … Continue reading Microsoft Edge: Viewing applied policies