Public preview of Application Guard for Office can now open untrusted files in a secure container

Microsoft Defender Application Guard for Office, a new characteristic that helps forestall untrusted files from accessing trusted assets, is now accessible in public preview for Microsoft 365. In a current blog post, Microsoft defined that the characteristic might be turned off by default, and it’s solely accessible to prospects with Microsoft 365 E5 Safety or Microsoft 365 E5 licenses.

“To help protect your users, Office opens files from potentially unsafe locations in Application Guard, a secure container that is isolated from the device through hardware-based virtualization. When Office opens files in Application Guard, users can securely read, edit, print, and save those files without having to re-open files outside the container,” the corporate defined.

As soon as the characteristic is enabled by IT admins, end-users will see an Office splash display on the primary launch of an untrusted Excel, PowerPoint, or Phrase doc. It signifies that Application Guard for Office is being activated, and the file is being opened in a secure setting. As well as, the file ought to show some visible indicators (as proven in the featured picture), comparable to a callout in the ribbon and the taskbar icon, to tell the person that the Application Guard is lively.

Office app splash screen

Application Guard for Office makes it simpler for IT Admins to make sure that scripts or malicious hyperlinks in Office files don’t escape the sandbox to maintain their enterprise protected from new and rising assaults. Office 365 Admins can additionally combine Office 365 Superior Menace Safety with Microsoft Defender Superior Menace Safety to watch the gadgets doubtlessly affected by a malware.

In its help doc, Microsoft famous that PCs must be working Home windows 10 model 2004 (construct 19041) Enterprise version and Office 365 model 2008 (construct or later) to make use of the characteristic. We invite you to take a look at Microsoft’s support document for extra particulars about system necessities and set up steps to allow Application Guard for Office on a machine.

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