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Vigneshwaran Vijayakumar for Winsides

Posted on • Originally published at winsides.com on

Best Methods to Enable Microsoft Defender Application Guard in Windows 11

Microsoft Defender Application Guard (MDAG) is a powerful security feature designed to protect Windows Enterprise environments from advanced threats such as malware, phishing, and cyber-attacks. It utilizes hardware-based virtualization to isolate potentially harmful tasks from the host operating system, ensuring that if a malicious attack occurs, it is contained and cannot affect the rest of the system. Its smooth integration with Microsoft Edge Web Browser and configurable policies make it an ideal solution for enterprise environments seeking to enhance their security posture without compromising user experience. This article will walk you through the step-by-step guide on How to Enable MDAG in Windows 11 Enterprise Editions. Check out: Enable SmartScreen for Edge Browser in Windows 11

  • Open Run Command and execute the following command. appwiz.cpl

appwiz.cpl
appwiz.cpl

  • Click on Turn Windows Features on or off from the left pane.

Turn-on-Windows-Features-on-or-off
Turn-on-Windows-Features-on-or-off

  • Locate the Microsoft Defender Application Guard and click on the checkbox next to it. Finally, click OK.

Enable Microsoft Defender Application Guard in Windows 11
Enable Microsoft Defender Application Guard in Windows 11

  • Windows will search for the required files.

Searching-for-the-Required-Files
Searching-for-the-Required-Files

  • Then, the necessary changes will be applied.

Applying Changes
Applying Changes

  • Click Restart if you are prompted to restart or click Close accordingly. However, it is suggested that the changes be restarted right away so that they will be reflected.

Close
Close

  • Microsoft Defender Application Guard (MDAG) is now enabled in Windows 11.

This optional Feature is exclusive to Windows Professional Editions, and hence it is not availble in Windows Home Edition which is intended for personal use.

Microsoft Defender Application Guard – Key Features:

Containers in MDAG
Containers in MDAG

  1. MDAG uses the Hyper-V hypervisor technology, a core component of Windows virtualization capabilities, to create a secure, isolated container for untrusted tasks. Any activity deemed suspicious or potentially harmful is executed within a virtual machine (VM) that is completely segregated from the host operating system. The isolated container is lightweight and optimized to ensure that browsing and application performance remains smooth and responsive.
  2. It is tightly integrated with Microsoft Edge , the default web browser in Windows 10 and Windows 11. This integration extends to the handling of downloads and file executions.
  3. By running untrusted sites and applications in an isolated container, MDAG prevents malware, ransomware, and other malicious software from spreading to the host system.
  4. MDAG is designed to be compatible with existing enterprise infrastructure and security solutions. It integrates seamlessly with other Microsoft security products such as Microsoft Defender Antivirus and Microsoft Endpoint Manager , providing a comprehensive security ecosystem.

Deploying and managing MDAG is straightforward, thanks to its integration with Windows management tools and centralized policy controls.

Take away:

Microsoft Defender Application Guard in Windows 11 professional editions is a powerful and versatile security feature designed to protect enterprise environments from advanced cyber threats. By deploying MDAG, enterprises can safeguard their sensitive data , maintain high levels of performance and usability, and stay ahead of emerging threats. Stay tuned to winsides.com for more interesting articles. Safe Computing! Peace out!

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